diff --git a/Tests/Data/Mechanics/Burgers/cube_1e0.prj b/Tests/Data/Mechanics/Burgers/cube_1e0.prj
index 4f1913e17022c19ef9f972f64de41720106955d2..ac2f4cdd7a33fcf15fd397e67cf75575bdb124c7 100644
--- a/Tests/Data/Mechanics/Burgers/cube_1e0.prj
+++ b/Tests/Data/Mechanics/Burgers/cube_1e0.prj
@@ -63,7 +63,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -238,7 +238,7 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <regex>cube_1e0_pcs_0_ts_.*_t_.*.vtu</regex>
+            <regex>cube_1e0_ts_.*_t_.*.vtu</regex>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Burgers/cube_1e0_mfront.prj b/Tests/Data/Mechanics/Burgers/cube_1e0_mfront.prj
index b000abfc23f3851359aebe7c57ffa41626637005..e1b8883434a63f9fed3982cbd17e7876659de825 100644
--- a/Tests/Data/Mechanics/Burgers/cube_1e0_mfront.prj
+++ b/Tests/Data/Mechanics/Burgers/cube_1e0_mfront.prj
@@ -62,7 +62,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_mfront_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_mfront</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -237,13 +237,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_mfront_pcs_0_ts_1_t_0.000100.vtu</file>
+            <file>cube_1e0_mfront_ts_1_t_0.000100.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_mfront_pcs_0_ts_101_t_1.000000.vtu</file>
+            <file>cube_1e0_mfront_ts_101_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Burgers/cube_1e0_mfront_mod.prj b/Tests/Data/Mechanics/Burgers/cube_1e0_mfront_mod.prj
index 12237ab5c1fe25c73ca83ee779d17eec983c103f..b085a35ba0005348db1bc25f53b143d56b94ab9a 100644
--- a/Tests/Data/Mechanics/Burgers/cube_1e0_mfront_mod.prj
+++ b/Tests/Data/Mechanics/Burgers/cube_1e0_mfront_mod.prj
@@ -62,7 +62,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_mfront_mod_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_mfront_mod</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -237,13 +237,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_mfront_mod_pcs_0_ts_1_t_0.000100.vtu</file>
+            <file>cube_1e0_mfront_mod_ts_1_t_0.000100.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>5e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_mfront_mod_pcs_0_ts_101_t_1.000000.vtu</file>
+            <file>cube_1e0_mfront_mod_ts_101_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>5e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Burgers/cube_1e3.prj b/Tests/Data/Mechanics/Burgers/cube_1e3.prj
index 805d9025958ead0a650373abc33a777fe9df26bf..ef4b0d7cd8c229a798b721997ffa6a40b0527999 100644
--- a/Tests/Data/Mechanics/Burgers/cube_1e3.prj
+++ b/Tests/Data/Mechanics/Burgers/cube_1e3.prj
@@ -63,7 +63,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e3_pcs_{:process_id}</prefix>
+            <prefix>cube_1e3</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -238,13 +238,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e3_pcs_0_ts_1_t_0.000100.vtu</file>
+            <file>cube_1e3_ts_1_t_0.000100.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e3_pcs_0_ts_101_t_1.000000.vtu</file>
+            <file>cube_1e3_ts_101_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Ehlers/MFront/cube_1e0_dp.prj b/Tests/Data/Mechanics/Ehlers/MFront/cube_1e0_dp.prj
index a4cc0b48e528eba9a0f90338c2a0a0c4deaa5b19..d78de38a8da8d2c4ac1de1befc953c5823165350 100644
--- a/Tests/Data/Mechanics/Ehlers/MFront/cube_1e0_dp.prj
+++ b/Tests/Data/Mechanics/Ehlers/MFront/cube_1e0_dp.prj
@@ -86,7 +86,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_dp_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_dp</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
diff --git a/Tests/Data/Mechanics/Ehlers/axisymmetric_sphere_pl.prj b/Tests/Data/Mechanics/Ehlers/axisymmetric_sphere_pl.prj
index d5aa4249b150fb0e232ec89066be0ffcbad81bb7..3a40bef47baa7fc7660f76beb5ed94f652a7df6d 100644
--- a/Tests/Data/Mechanics/Ehlers/axisymmetric_sphere_pl.prj
+++ b/Tests/Data/Mechanics/Ehlers/axisymmetric_sphere_pl.prj
@@ -72,7 +72,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>axisymmetric_sphere_pl_pcs_{:process_id}</prefix>
+            <prefix>axisymmetric_sphere_pl</prefix>
             <timesteps>
                 <pair>
                     <repeat>1000000</repeat>
@@ -260,13 +260,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>axisymmetric_sphere_pl_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>axisymmetric_sphere_pl_ts_100_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>axisymmetric_sphere_pl_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>axisymmetric_sphere_pl_ts_100_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-5</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Ehlers/cube_1e0.prj b/Tests/Data/Mechanics/Ehlers/cube_1e0.prj
index 91690fe49311d844bf970d7741a8ca1d8d2bd9e1..6aa588a3457e1c796bc03a2737b3f401eaf7d1bd 100644
--- a/Tests/Data/Mechanics/Ehlers/cube_1e0.prj
+++ b/Tests/Data/Mechanics/Ehlers/cube_1e0.prj
@@ -73,7 +73,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000000</repeat>
@@ -320,25 +320,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_pcs_0_ts_101_t_2.550000.vtu</file>
+            <file>cube_1e0_ts_101_t_2.550000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-17</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_pcs_0_ts_101_t_2.550000.vtu</file>
+            <file>cube_1e0_ts_101_t_2.550000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e0_ts_203_t_5.100000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-17</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e0_ts_203_t_5.100000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Ehlers/cube_1e0_dp.prj b/Tests/Data/Mechanics/Ehlers/cube_1e0_dp.prj
index 65f118d1ff50646da8725d9686c9a4823fa102e6..9ad2d237e2828e162a6e05a77b29e7feaa4c8a24 100644
--- a/Tests/Data/Mechanics/Ehlers/cube_1e0_dp.prj
+++ b/Tests/Data/Mechanics/Ehlers/cube_1e0_dp.prj
@@ -73,7 +73,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_dp_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_dp</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -320,19 +320,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_dp_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e0_dp_ts_203_t_5.100000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_dp_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e0_dp_ts_203_t_5.100000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_dp_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e0_dp_ts_203_t_5.100000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Ehlers/cube_1e1.prj b/Tests/Data/Mechanics/Ehlers/cube_1e1.prj
index b58f22c2404ba8ea6c969113c280b742f313c0b7..96a5b367cb456486d8e071cc5bc53cbc0ebc17ba 100644
--- a/Tests/Data/Mechanics/Ehlers/cube_1e1.prj
+++ b/Tests/Data/Mechanics/Ehlers/cube_1e1.prj
@@ -73,7 +73,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e1_pcs_{:process_id}</prefix>
+            <prefix>cube_1e1</prefix>
             <timesteps>
                 <pair>
                     <repeat>101</repeat>
@@ -324,25 +324,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e1_pcs_0_ts_101_t_2.550000.vtu</file>
+            <file>cube_1e1_ts_101_t_2.550000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e1_pcs_0_ts_101_t_2.550000.vtu</file>
+            <file>cube_1e1_ts_101_t_2.550000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e1_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e1_ts_203_t_5.100000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e1_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e1_ts_203_t_5.100000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Ehlers/cube_1e3.prj b/Tests/Data/Mechanics/Ehlers/cube_1e3.prj
index 56a301d10d84eadfe76e16a7486268be7dd2d55d..d02bca8e3a159793aaa57bc61abbe2b3fa72ba2c 100644
--- a/Tests/Data/Mechanics/Ehlers/cube_1e3.prj
+++ b/Tests/Data/Mechanics/Ehlers/cube_1e3.prj
@@ -73,7 +73,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e3_pcs_{:process_id}</prefix>
+            <prefix>cube_1e3</prefix>
             <timesteps>
                 <pair>
                     <repeat>101</repeat>
@@ -324,25 +324,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e3_pcs_0_ts_101_t_2.550000.vtu</file>
+            <file>cube_1e3_ts_101_t_2.550000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>3e-13</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e3_pcs_0_ts_101_t_2.550000.vtu</file>
+            <file>cube_1e3_ts_101_t_2.550000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-13</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e3_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e3_ts_203_t_5.100000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>3e-13</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e3_pcs_0_ts_203_t_5.100000.vtu</file>
+            <file>cube_1e3_ts_203_t_5.100000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-13</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/CrackedSolid/griffith.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/CrackedSolid/griffith.prj
index e490eadacf672ec98384e9e72bb84e90cd52a863..2adc4b1e0d0fb86bfdd53a8e8eb27feb56b60a59 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/CrackedSolid/griffith.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/CrackedSolid/griffith.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_crack_pcs_{:process_id}</prefix>
+            <prefix>out_crack</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/coarse/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/coarse/bar.prj
index 060dbc5043fa4b2b18f73d85ac9c53b18a6027e3..5ff1bbe32dbbc08cec9bfa217b2bb639009d4f92 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/coarse/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/coarse/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1.5e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/coarse_elastic_tangent/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/coarse_elastic_tangent/bar.prj
index 4389cedd39623c4059322c2a67f83f60f0382ca3..2ce4f6e10ff603bc60d94ea29a2283fe4d3700c3 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/coarse_elastic_tangent/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/coarse_elastic_tangent/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>3e-10</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-3</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-10</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-3</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-10</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-3</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/fine/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/fine/bar.prj
index 9699576c1545a075e609dc3ccd14dd21112f0b7c..52a2e2ff848d0d599f9b6919b9346822630d5dbf 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/fine/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/fine/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_fine_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_fine_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_fine_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_fine_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_fine_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_fine_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_fine_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_fine_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_fine_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_fine_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_fine_ED_ts_90_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_fine_ED_ts_90_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_fine_ED_ts_90_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>6e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_fine_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_fine_ED_ts_90_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/medium/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/medium/bar.prj
index b2add8f42e37c8936ee420cb569ace194b5228e2..94dc2602a41500b76d6c4e8fc1f8e0d42989aab9 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/medium/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/medium/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_medium_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_medium_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_medium_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_medium_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_medium_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_medium_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_medium_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_medium_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_medium_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2.1e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_medium_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_medium_ED_ts_90_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_medium_ED_ts_90_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_medium_ED_ts_90_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_medium_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_medium_ED_ts_90_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p1/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p1/bar.prj
index e27fdadaa06655a165af0669daf6f607916281dc..61c101d510981cd7aa7921508e4dd0f53f7dca7b 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p1/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p1/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>6e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p2/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p2/bar.prj
index 168e4aaffcf33a708ef95c50b8458e6493e25244..cec6d4db3ea54238533a40f67d714a26dcff1bc7 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p2/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p2/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>7e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p3/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p3/bar.prj
index ac7f55822345bd084ad103311a67af1241e22d62..764666948231040a5aa3a5bb3060a6f78d532204 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p3/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/p3/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>8e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_90_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_90_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/t1/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/t1/bar.prj
index 41e48677d5161c5f8ec6f136d7c2e87deed534a3..aa12be4ecc98719590c86d094f712bbb0d46aa7b 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/t1/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/t1/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_300_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_300_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_300_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_300_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_300_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_300_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_300_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_300_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_600_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_600_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_600_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_600_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_600_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_600_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_600_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_600_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_900_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_900_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_900_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_900_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_900_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_900_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_900_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_900_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/t2/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/t2/bar.prj
index 907ba8f4d354fa494ecf8e5d24c8edd25efa3930..6f17c0464a9ff54e348c2756585fd750d8649c57 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/t2/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/t2/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>2000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_600_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_600_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_600_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_600_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_600_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_600_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_600_t_0.300000.vtu</file>
+            <file>out_bar_coarse_ED_ts_600_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_1200_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_1200_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_1200_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_1200_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_1200_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_1200_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_1200_t_0.600000.vtu</file>
+            <file>out_bar_coarse_ED_ts_1200_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_1800_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_1800_t_0.900000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_1800_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_1800_t_0.900000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_1800_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_1800_t_0.900000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_coarse_ED_pcs_0_ts_1800_t_0.900000.vtu</file>
+            <file>out_bar_coarse_ED_ts_1800_t_0.900000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/veryfine/bar.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/veryfine/bar.prj
index 5d8a65ff124e32fe84b1cf9856b673b72e6f30d1..654d06873c63c9817e2a6af26847a0eaf068b487 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/veryfine/bar.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/bar/veryfine/bar.prj
@@ -80,7 +80,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_bar_veryfine_ED_pcs_{:process_id}</prefix>
+            <prefix>out_bar_veryfine_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -279,73 +279,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>6e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-6</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_70_t_0.700000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_70_t_0.700000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_70_t_0.700000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_70_t_0.700000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_70_t_0.700000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_70_t_0.700000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-6</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_bar_veryfine_ED_pcs_0_ts_70_t_0.700000.vtu</file>
+            <file>out_bar_veryfine_ED_ts_70_t_0.700000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/3D_hexa/beam.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/3D_hexa/beam.prj
index 834ba42e4c1059b593a4d3818f8e0da64f98b7c0..9fef4c156f1ca42bd7bb0c8db4dad3f707d907e2 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/3D_hexa/beam.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/3D_hexa/beam.prj
@@ -76,7 +76,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_beam_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_beam_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -289,97 +289,97 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>4e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/3D_tetr/beam.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/3D_tetr/beam.prj
index a61f835c0df51f30132034b64ffc01bb3fecb96e..e51ab74cab1011977092b748e8e4fa02fe407475 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/3D_tetr/beam.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/3D_tetr/beam.prj
@@ -76,7 +76,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_beam_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_beam_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -289,97 +289,97 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_10_t_0.100000.vtu</file>
+            <file>out_beam_coarse_ED_ts_10_t_0.100000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_10_t_0.100000.vtu</file>
+            <file>out_beam_coarse_ED_ts_10_t_0.100000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_10_t_0.100000.vtu</file>
+            <file>out_beam_coarse_ED_ts_10_t_0.100000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_10_t_0.100000.vtu</file>
+            <file>out_beam_coarse_ED_ts_10_t_0.100000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_20_t_0.200000.vtu</file>
+            <file>out_beam_coarse_ED_ts_20_t_0.200000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_20_t_0.200000.vtu</file>
+            <file>out_beam_coarse_ED_ts_20_t_0.200000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_20_t_0.200000.vtu</file>
+            <file>out_beam_coarse_ED_ts_20_t_0.200000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>7e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_20_t_0.200000.vtu</file>
+            <file>out_beam_coarse_ED_ts_20_t_0.200000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_beam_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_beam_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_beam_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_30_t_0.300000.vtu</file>
+            <file>out_beam_coarse_ED_ts_30_t_0.300000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse/beam.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse/beam.prj
index 73e8bda23be47138094b04059bd1ba046e448151..57ded5d63235d7c4f7a431e4af58bbc6fd44a2c4 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse/beam.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse/beam.prj
@@ -76,7 +76,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_beam_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_beam_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -282,97 +282,97 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>4e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>4e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse_quad/beam.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse_quad/beam.prj
index 9a040c322136e3c6dea55072985f570384c6541a..8c7609cbc943934e8e136aa23ebaa68b39497ead 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse_quad/beam.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse_quad/beam.prj
@@ -76,7 +76,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_beam_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_beam_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -282,97 +282,97 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-6</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-6</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-6</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>4e-6</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse_tria/beam.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse_tria/beam.prj
index 45190f716ae073b77bc2296c2a3a1df4098ef562..fa0310c9279266f2410e9b2dfdb4c2976127551c 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse_tria/beam.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/coarse_tria/beam.prj
@@ -76,7 +76,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_beam_coarse_ED_pcs_{:process_id}</prefix>
+            <prefix>out_beam_coarse_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -282,97 +282,97 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_coarse_ED_ts_40_t_0.400000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_coarse_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>4e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_coarse_ED_ts_80_t_0.800000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>6e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_coarse_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_coarse_ED_ts_100_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/medium/beam.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/medium/beam.prj
index 8a661c4c4a4826c1132bca72f26c8e0e91d9483c..fb3697154cef879fd88e639dd959c00882fcfd8c 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/medium/beam.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/beam/medium/beam.prj
@@ -76,7 +76,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_beam_medium_ED_pcs_{:process_id}</prefix>
+            <prefix>out_beam_medium_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -282,97 +282,97 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_medium_ED_ts_40_t_0.400000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_medium_ED_ts_40_t_0.400000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_medium_ED_ts_40_t_0.400000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>4e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_40_t_0.400000.vtu</file>
+            <file>out_beam_medium_ED_ts_40_t_0.400000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_medium_ED_ts_60_t_0.600000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_medium_ED_ts_60_t_0.600000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_medium_ED_ts_60_t_0.600000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>7e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_60_t_0.600000.vtu</file>
+            <file>out_beam_medium_ED_ts_60_t_0.600000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_medium_ED_ts_80_t_0.800000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_medium_ED_ts_80_t_0.800000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_medium_ED_ts_80_t_0.800000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>8e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_80_t_0.800000.vtu</file>
+            <file>out_beam_medium_ED_ts_80_t_0.800000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_medium_ED_ts_100_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_medium_ED_ts_100_t_1.000000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_medium_ED_ts_100_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-6</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_medium_ED_pcs_0_ts_100_t_1.000000.vtu</file>
+            <file>out_beam_medium_ED_ts_100_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/holed_beam/holed_beam.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/holed_beam/holed_beam.prj
index f03910a688f09f282f5492d86daedc69272d92ad..65f99710d9a152349b545152e38f1a16ac2ba664 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/holed_beam/holed_beam.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/holed_beam/holed_beam.prj
@@ -81,7 +81,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>out_beam_hole_ED_pcs_{:process_id}</prefix>
+            <prefix>out_beam_hole_ED</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -283,97 +283,97 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_100_t_0.250000.vtu</file>
+            <file>out_beam_hole_ED_ts_100_t_0.250000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_100_t_0.250000.vtu</file>
+            <file>out_beam_hole_ED_ts_100_t_0.250000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_100_t_0.250000.vtu</file>
+            <file>out_beam_hole_ED_ts_100_t_0.250000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_100_t_0.250000.vtu</file>
+            <file>out_beam_hole_ED_ts_100_t_0.250000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_200_t_0.500000.vtu</file>
+            <file>out_beam_hole_ED_ts_200_t_0.500000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_200_t_0.500000.vtu</file>
+            <file>out_beam_hole_ED_ts_200_t_0.500000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_200_t_0.500000.vtu</file>
+            <file>out_beam_hole_ED_ts_200_t_0.500000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_200_t_0.500000.vtu</file>
+            <file>out_beam_hole_ED_ts_200_t_0.500000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_300_t_0.750000.vtu</file>
+            <file>out_beam_hole_ED_ts_300_t_0.750000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_300_t_0.750000.vtu</file>
+            <file>out_beam_hole_ED_ts_300_t_0.750000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_300_t_0.750000.vtu</file>
+            <file>out_beam_hole_ED_ts_300_t_0.750000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>8e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_300_t_0.750000.vtu</file>
+            <file>out_beam_hole_ED_ts_300_t_0.750000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_400_t_1.000000.vtu</file>
+            <file>out_beam_hole_ED_ts_400_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_400_t_1.000000.vtu</file>
+            <file>out_beam_hole_ED_ts_400_t_1.000000.vtu</file>
             <field>damage</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_400_t_1.000000.vtu</file>
+            <file>out_beam_hole_ED_ts_400_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-6</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>out_beam_hole_ED_pcs_0_ts_400_t_1.000000.vtu</file>
+            <file>out_beam_hole_ED_ts_400_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/EhlersDamageNonLocal/notched_beam/smallbeam_3D.prj b/Tests/Data/Mechanics/EhlersDamageNonLocal/notched_beam/smallbeam_3D.prj
index 35727533b780e5858c773c9f871abe8cad460bd8..de959e2c9926cf04f06dc97986070d8c69374cce 100644
--- a/Tests/Data/Mechanics/EhlersDamageNonLocal/notched_beam/smallbeam_3D.prj
+++ b/Tests/Data/Mechanics/EhlersDamageNonLocal/notched_beam/smallbeam_3D.prj
@@ -81,7 +81,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>sm_out_pcs_{:process_id}</prefix>
+            <prefix>sm_out</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
diff --git a/Tests/Data/Mechanics/InitialStates/equilibrium_restart.prj b/Tests/Data/Mechanics/InitialStates/equilibrium_restart.prj
index f14ed6a93175129b530216e360fb0d8b9f5ec719..766d980340af552005daa2fd783ac86ac86ddf01 100644
--- a/Tests/Data/Mechanics/InitialStates/equilibrium_restart.prj
+++ b/Tests/Data/Mechanics/InitialStates/equilibrium_restart.prj
@@ -55,7 +55,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>equilibrium_restart_pcs_{:process_id}</prefix>
+            <prefix>equilibrium_restart</prefix>
             <timesteps>
                 <pair>
                     <repeat>2</repeat>
@@ -189,13 +189,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>equilibrium_restart_pcs_0_ts_1_t_2.000000.vtu</file>
+            <file>equilibrium_restart_ts_1_t_2.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>equilibrium_restart_pcs_0_ts_1_t_2.000000.vtu</file>
+            <file>equilibrium_restart_ts_1_t_2.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/InitialStates/into_initial_state.prj b/Tests/Data/Mechanics/InitialStates/into_initial_state.prj
index f94af1ff6b86f9977bb36caba876d4431dd5312b..87556e42ee2da258323461085176e5d5dec4739f 100644
--- a/Tests/Data/Mechanics/InitialStates/into_initial_state.prj
+++ b/Tests/Data/Mechanics/InitialStates/into_initial_state.prj
@@ -55,7 +55,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>into_initial_state_pcs_{:process_id}</prefix>
+            <prefix>into_initial_state</prefix>
             <timesteps>
                 <pair>
                     <repeat>2</repeat>
@@ -189,13 +189,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>into_initial_state_pcs_0_ts_2_t_2.000000.vtu</file>
+            <file>into_initial_state_ts_2_t_2.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>into_initial_state_pcs_0_ts_2_t_2.000000.vtu</file>
+            <file>into_initial_state_ts_2_t_2.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/InitialStates/non_equilibrium_initial_state.prj b/Tests/Data/Mechanics/InitialStates/non_equilibrium_initial_state.prj
index 566ad1347c9735dc2a0987b30cc0a50057774764..18943a23dfb47d1ea50f1e3a3078fbe658ca59fe 100644
--- a/Tests/Data/Mechanics/InitialStates/non_equilibrium_initial_state.prj
+++ b/Tests/Data/Mechanics/InitialStates/non_equilibrium_initial_state.prj
@@ -57,7 +57,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>non_equilibrium_initial_state_pcs_{:process_id}</prefix>
+            <prefix>non_equilibrium_initial_state</prefix>
             <timesteps>
                 <pair>
                     <repeat>2</repeat>
@@ -200,13 +200,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>non_equilibrium_initial_state_pcs_0_ts_1_t_2.000000.vtu</file>
+            <file>non_equilibrium_initial_state_ts_1_t_2.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>non_equilibrium_initial_state_pcs_0_ts_1_t_2.000000.vtu</file>
+            <file>non_equilibrium_initial_state_ts_1_t_2.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/ElementDeactivation3D/element_deactivation_M_3D.prj b/Tests/Data/Mechanics/Linear/ElementDeactivation3D/element_deactivation_M_3D.prj
index de49a074eaef6705a6bd6344dc7f33e19581dd46..825af5075633fde3c5ac771fe4b4f68db1baea5c 100644
--- a/Tests/Data/Mechanics/Linear/ElementDeactivation3D/element_deactivation_M_3D.prj
+++ b/Tests/Data/Mechanics/Linear/ElementDeactivation3D/element_deactivation_M_3D.prj
@@ -60,7 +60,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>element_deactivation_M_3D_pcs_{:process_id}</prefix>
+            <prefix>element_deactivation_M_3D</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -187,13 +187,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>element_deactivation_M_3D_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>element_deactivation_M_3D_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>element_deactivation_M_3D_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>element_deactivation_M_3D_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/MFront/axisymm_ring/ring_plane_strain.prj b/Tests/Data/Mechanics/Linear/MFront/axisymm_ring/ring_plane_strain.prj
index da9983932ea0b226f430a9fa1846c303b7a6e0a8..36efeb1e8a902241341c7c768ca9251809053612 100644
--- a/Tests/Data/Mechanics/Linear/MFront/axisymm_ring/ring_plane_strain.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/axisymm_ring/ring_plane_strain.prj
@@ -44,7 +44,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>ring_plane_strain_pcs_{:process_id}</prefix>
+            <prefix>ring_plane_strain</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
diff --git a/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_xyz.prj b/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_xyz.prj
index 9e3c350f3d82d7be201aec3e4ca4bcb0c9c30fc9..f255fdead091a06dbfbb00006eeb8d43251f6ea0 100644
--- a/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_xyz.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_xyz.prj
@@ -61,7 +61,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_xyz_orthotropic_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_xyz_orthotropic</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -226,25 +226,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_xyz_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_xyz_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_xyz_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_xyz_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_xyz_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_xyz_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_xyz_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_xyz_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_yzx.prj b/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_yzx.prj
index d27b001dcbd3819fcfd34e55f7321eb4b689a9e5..f0c194bf2dd2f550a43893ac6630dcef01372b4c 100644
--- a/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_yzx.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_yzx.prj
@@ -61,7 +61,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_yzx_orthotropic_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_yzx_orthotropic</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -226,25 +226,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_yzx_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_yzx_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_yzx_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_yzx_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_yzx_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_yzx_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_yzx_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_yzx_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_zxy.prj b/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_zxy.prj
index 201d59ae6f2633b6c78d665a7bb901d26dc61d5c..fee768e852a2fcc2d4f7b52d7fde30e20042c735 100644
--- a/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_zxy.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/cube_1e0_orthotropic_zxy.prj
@@ -61,7 +61,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_zxy_orthotropic_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_zxy_orthotropic</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -226,25 +226,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_zxy_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_zxy_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_zxy_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_zxy_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_zxy_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_zxy_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_zxy_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_zxy_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/MFront/cube_standard_elasticity_brick.prj b/Tests/Data/Mechanics/Linear/MFront/cube_standard_elasticity_brick.prj
index 3e8f205179b55e3487a8687921fa6ef9f477b44d..0e5882cddc7a0c5fcef854fadb0cf2038322fdb4 100644
--- a/Tests/Data/Mechanics/Linear/MFront/cube_standard_elasticity_brick.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/cube_standard_elasticity_brick.prj
@@ -53,7 +53,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
diff --git a/Tests/Data/Mechanics/Linear/MFront/disc_with_hole/disc_with_hole.prj b/Tests/Data/Mechanics/Linear/MFront/disc_with_hole/disc_with_hole.prj
index 5b7f5957bc65a3ed83e1470490958b6747a30adc..0eb5ddfaec9e2059fcbc2bcdf0aac3e2d6b61dcd 100644
--- a/Tests/Data/Mechanics/Linear/MFront/disc_with_hole/disc_with_hole.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/disc_with_hole/disc_with_hole.prj
@@ -52,7 +52,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>disc_with_hole_pcs_{:process_id}</prefix>
+            <prefix>disc_with_hole</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
diff --git a/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_45xy_z.prj b/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_45xy_z.prj
index 261aa2caab81c7d6c602a97c9fe99200e706288a..c706c916b94cfe03f1232d121ccee66cdd794b98 100644
--- a/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_45xy_z.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_45xy_z.prj
@@ -59,7 +59,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e0_orthotropic_45xy_z_pcs_{:process_id}</prefix>
+            <prefix>square_1e0_orthotropic_45xy_z</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -201,25 +201,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e0_orthotropic_45xy_z_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_45xy_z_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_45xy_z_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_45xy_z_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_45xy_z_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_45xy_z_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_45xy_z_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_45xy_z_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_xyz.prj b/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_xyz.prj
index a7e4016366faa39567768a73453478a0ae8fb92b..3df7b14847ffdac995171d72a5e07f63b12731d4 100644
--- a/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_xyz.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_xyz.prj
@@ -59,7 +59,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e0_orthotropic_xyz_pcs_{:process_id}</prefix>
+            <prefix>square_1e0_orthotropic_xyz</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -201,25 +201,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e0_orthotropic_xyz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_xyz_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_xyz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_xyz_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_xyz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_xyz_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_xyz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_xyz_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_y-xz.prj b/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_y-xz.prj
index a0dac42bb6ef58d839bb2cafdf5805a9448df9b4..c86c6150adb756ed50e342e8ea905704ecc4ebd7 100644
--- a/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_y-xz.prj
+++ b/Tests/Data/Mechanics/Linear/MFront/square_1e0_orthotropic_y-xz.prj
@@ -59,7 +59,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e0_orthotropic_y-xz_pcs_{:process_id}</prefix>
+            <prefix>square_1e0_orthotropic_y-xz</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -201,25 +201,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e0_orthotropic_y-xz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_y-xz_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_y-xz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_y-xz_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_y-xz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_y-xz_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_y-xz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_y-xz_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/MaterialForces/bar.prj b/Tests/Data/Mechanics/Linear/MaterialForces/bar.prj
index e644961d1be45a361b9017554fe93dc2dd6ff08b..88d132d01ba4976737f067d0ad11f10f67407399 100644
--- a/Tests/Data/Mechanics/Linear/MaterialForces/bar.prj
+++ b/Tests/Data/Mechanics/Linear/MaterialForces/bar.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>bar_out_pcs_{:process_id}</prefix>
+            <prefix>bar_out</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -178,19 +178,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>bar_out_pcs_0_ts_2_t_1.000000.vtu</file>
+            <file>bar_out_ts_2_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>bar_out_pcs_0_ts_2_t_1.000000.vtu</file>
+            <file>bar_out_ts_2_t_1.000000.vtu</file>
             <field>MaterialForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>bar_out_pcs_0_ts_2_t_1.000000.vtu</file>
+            <file>bar_out_ts_2_t_1.000000.vtu</file>
             <field>free_energy_density</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/MaterialForces/bar_3D.prj b/Tests/Data/Mechanics/Linear/MaterialForces/bar_3D.prj
index b33bd9d9ac1868d9f2ea4114e12195dd6ed1038c..690a80c56fdc0a503d45ee29e8b33de0b92fcecd 100644
--- a/Tests/Data/Mechanics/Linear/MaterialForces/bar_3D.prj
+++ b/Tests/Data/Mechanics/Linear/MaterialForces/bar_3D.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>bar_3D_out_pcs_{:process_id}</prefix>
+            <prefix>bar_3D_out</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -192,19 +192,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>bar_3D_out_pcs_0_ts_2_t_1.000000.vtu</file>
+            <file>bar_3D_out_ts_2_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>bar_3D_out_pcs_0_ts_2_t_1.000000.vtu</file>
+            <file>bar_3D_out_ts_2_t_1.000000.vtu</file>
             <field>MaterialForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>bar_3D_out_pcs_0_ts_2_t_1.000000.vtu</file>
+            <file>bar_3D_out_ts_2_t_1.000000.vtu</file>
             <field>free_energy_density</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_xyz.prj b/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_xyz.prj
index dac96791303226089c87b6441fc8b4418e2c8490..1cf3dc28832cc3d622bf30195313d718470e9360 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_xyz.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_xyz.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_xyz_orthotropic_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_xyz_orthotropic</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -188,25 +188,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_xyz_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_xyz_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_xyz_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_xyz_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_xyz_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_xyz_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_xyz_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_xyz_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_yzx.prj b/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_yzx.prj
index 29e598d2fea69c735a7a94e47464bbc0929b7408..dc1ebd7ae8bd04027a00ec4e90af9ccf1531bc17 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_yzx.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_yzx.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_yzx_orthotropic_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_yzx_orthotropic</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -188,25 +188,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_yzx_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_yzx_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_yzx_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_yzx_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_yzx_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_yzx_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_yzx_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_yzx_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_zxy.prj b/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_zxy.prj
index 36ef63d1a219ff31e6f7593e5b6bbd05587c3d15..c7625e32032ca2c8bcd5f5b89c2f95560e97485a 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_zxy.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/cube_1e0_orthotropic_zxy.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_zxy_orthotropic_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_zxy_orthotropic</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -188,25 +188,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_zxy_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_zxy_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_zxy_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_zxy_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_zxy_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_zxy_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_zxy_orthotropic_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_zxy_orthotropic_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dshearz.prj b/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dshearz.prj
index 777fee873a10a3fe016f19d85d7f2ca6bbe1d4bc..d0c5616f49cdff6b9f1d5aa3e4ce9973704ebf07 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dshearz.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dshearz.prj
@@ -52,7 +52,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m3_3Dshearz_pcs_{:process_id}</prefix>
+            <prefix>m3_3Dshearz</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
@@ -218,19 +218,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>m3_3Dshearz_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dshearz_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>m3_3Dshearz_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dshearz_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-7</absolute_tolerance>
             <relative_tolerance>1e-10</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>m3_3Dshearz_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dshearz_ts_1_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dshearz_rot.prj b/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dshearz_rot.prj
index 9d3c6c42dd775b8559246dcf993e91fa5a5f399a..acec8418a74810e76bd5035e4273cd7b9bac0d3f 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dshearz_rot.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dshearz_rot.prj
@@ -53,7 +53,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m3_3Dshearz_rot_pcs_{:process_id}</prefix>
+            <prefix>m3_3Dshearz_rot</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
@@ -277,19 +277,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>m3_3Dshearz_rot_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dshearz_rot_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>m3_3Dshearz_rot_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dshearz_rot_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-5</absolute_tolerance>
             <relative_tolerance>1e-10</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>m3_3Dshearz_rot_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dshearz_rot_ts_1_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dtopload.prj b/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dtopload.prj
index cff0efc84d9e1078c80ed066686852dd5b0f9ef1..4479138c243019a9734d299b7d70ecfbb62dc3dc 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dtopload.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dtopload.prj
@@ -52,7 +52,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m3_3Dtopload_pcs_{:process_id}</prefix>
+            <prefix>m3_3Dtopload</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
@@ -218,19 +218,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>m3_3Dtopload_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dtopload_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>m3_3Dtopload_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dtopload_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-6</absolute_tolerance>
             <relative_tolerance>1e-10</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>m3_3Dtopload_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dtopload_ts_1_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dtoploadlc.prj b/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dtoploadlc.prj
index 5809903cf50fb6283306db9529ee505554366ecc..b902b08b395c10b2c80e7d20679b962ac07190de 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dtoploadlc.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/m3_3Dtoploadlc.prj
@@ -53,7 +53,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m3_3Dtoploadlc_pcs_{:process_id}</prefix>
+            <prefix>m3_3Dtoploadlc</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
@@ -239,19 +239,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>m3_3Dtoploadlc_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dtoploadlc_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>m3_3Dtoploadlc_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dtoploadlc_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-6</absolute_tolerance>
             <relative_tolerance>1e-10</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>m3_3Dtoploadlc_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>m3_3Dtoploadlc_ts_1_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_45xy_z.prj b/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_45xy_z.prj
index f01efe9c92703ce74a839e7d425c6e7c0f65de01..4242203c02af8fa7f0368a0e174faf449140e356 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_45xy_z.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_45xy_z.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e0_orthotropic_45xy_z_pcs_{:process_id}</prefix>
+            <prefix>square_1e0_orthotropic_45xy_z</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -175,25 +175,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e0_orthotropic_45xy_z_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_45xy_z_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_45xy_z_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_45xy_z_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_45xy_z_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_45xy_z_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_45xy_z_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_45xy_z_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_xyz.prj b/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_xyz.prj
index e38fd37a51b2f1e8d23030e701278ea93d200e40..ea5767c859f981c90f8fa62e2e4bd4b8a314b61f 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_xyz.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_xyz.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e0_orthotropic_xyz_pcs_{:process_id}</prefix>
+            <prefix>square_1e0_orthotropic_xyz</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -175,25 +175,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e0_orthotropic_xyz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_xyz_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_xyz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_xyz_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_xyz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_xyz_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_xyz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_xyz_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_y-xz.prj b/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_y-xz.prj
index 7c0f0b3a13a6130b0c6cf0235e5064cb82b61c5e..8c7250f704020f26456fd5337ad8bdac9b92b5e1 100644
--- a/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_y-xz.prj
+++ b/Tests/Data/Mechanics/Linear/Orthotropy/square_1e0_orthotropic_y-xz.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e0_orthotropic_y-xz_pcs_{:process_id}</prefix>
+            <prefix>square_1e0_orthotropic_y-xz</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -175,25 +175,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e0_orthotropic_y-xz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_y-xz_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_y-xz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_y-xz_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_y-xz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_y-xz_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_orthotropic_y-xz_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_orthotropic_y-xz_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/PressureBC/axisymmetric_pipe.prj b/Tests/Data/Mechanics/Linear/PressureBC/axisymmetric_pipe.prj
index 94610f0d00ad36c6795c0ff641641afdbffbab98..2ab53e25b6582225c40b3bb0578ef6a5063f077b 100644
--- a/Tests/Data/Mechanics/Linear/PressureBC/axisymmetric_pipe.prj
+++ b/Tests/Data/Mechanics/Linear/PressureBC/axisymmetric_pipe.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>axisymmetric_pipe_pcs_{:process_id}</prefix>
+            <prefix>axisymmetric_pipe</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -162,13 +162,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>axisymmetric_pipe_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>axisymmetric_pipe_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>axisymmetric_pipe_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>axisymmetric_pipe_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/PressureBC/axisymmetric_sphere.prj b/Tests/Data/Mechanics/Linear/PressureBC/axisymmetric_sphere.prj
index 9aef3c0bd6b1df8856f15bbe6f824507df8d025b..ad82e38a53fba21327aa71181cc5d55cdc8825a0 100644
--- a/Tests/Data/Mechanics/Linear/PressureBC/axisymmetric_sphere.prj
+++ b/Tests/Data/Mechanics/Linear/PressureBC/axisymmetric_sphere.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>axisymmetric_sphere_pcs_{:process_id}</prefix>
+            <prefix>axisymmetric_sphere</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -165,13 +165,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>axisymmetric_sphere_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>axisymmetric_sphere_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>axisymmetric_sphere_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>axisymmetric_sphere_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/PressureBC/hollow_sphere.prj b/Tests/Data/Mechanics/Linear/PressureBC/hollow_sphere.prj
index 086e13ba24ee2f4d5da87a38bde04ece5705a80f..e4e52ed9583da0c2ddd97e478d458eb645ce0d53 100644
--- a/Tests/Data/Mechanics/Linear/PressureBC/hollow_sphere.prj
+++ b/Tests/Data/Mechanics/Linear/PressureBC/hollow_sphere.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>hollow_sphere_pcs_{:process_id}</prefix>
+            <prefix>hollow_sphere</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -189,13 +189,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>hollow_sphere_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>hollow_sphere_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>hollow_sphere_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>hollow_sphere_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/PrincipalStress/sphere.prj b/Tests/Data/Mechanics/Linear/PrincipalStress/sphere.prj
index 503b4b741a7eb269dd73606a9f7fd13180e98557..d658cf04dc625bd68c2670595004432febf1c2a5 100644
--- a/Tests/Data/Mechanics/Linear/PrincipalStress/sphere.prj
+++ b/Tests/Data/Mechanics/Linear/PrincipalStress/sphere.prj
@@ -55,7 +55,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>output_pcs_{:process_id}</prefix>
+            <prefix>output</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
diff --git a/Tests/Data/Mechanics/Linear/PythonHertzContact/hertz_contact.prj b/Tests/Data/Mechanics/Linear/PythonHertzContact/hertz_contact.prj
index 731a4e228fbb41d22d687a8dfc972e34c668ebce..6610eac95fb78ea638c4f51c48e6072b2279f1c9 100644
--- a/Tests/Data/Mechanics/Linear/PythonHertzContact/hertz_contact.prj
+++ b/Tests/Data/Mechanics/Linear/PythonHertzContact/hertz_contact.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>hertz_pcs_{:process_id}</prefix>
+            <prefix>hertz</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -153,37 +153,37 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>hertz_pcs_0_ts_5_t_5.000000.vtu</file>
+            <file>hertz_ts_5_t_5.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>hertz_pcs_0_ts_5_t_5.000000.vtu</file>
+            <file>hertz_ts_5_t_5.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>5e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>hertz_pcs_0_ts_5_t_5.000000.vtu</file>
+            <file>hertz_ts_5_t_5.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>hertz_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>hertz_ts_10_t_10.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>hertz_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>hertz_ts_10_t_10.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>5e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>hertz_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>hertz_ts_10_t_10.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/PythonPiston/piston.prj b/Tests/Data/Mechanics/Linear/PythonPiston/piston.prj
index 5affc1d93e3d15f6d830c0d417aca1b181aaad8d..2bbca410fa47c912afbb24fc82294c9ed1655e15 100644
--- a/Tests/Data/Mechanics/Linear/PythonPiston/piston.prj
+++ b/Tests/Data/Mechanics/Linear/PythonPiston/piston.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>piston_pcs_{:process_id}</prefix>
+            <prefix>piston</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -152,37 +152,37 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>piston_pcs_0_ts_5_t_5.000000.vtu</file>
+            <file>piston_ts_5_t_5.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>piston_pcs_0_ts_5_t_5.000000.vtu</file>
+            <file>piston_ts_5_t_5.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>piston_pcs_0_ts_5_t_5.000000.vtu</file>
+            <file>piston_ts_5_t_5.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-8</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>piston_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>piston_ts_10_t_10.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>piston_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>piston_ts_10_t_10.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-13</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>piston_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>piston_ts_10_t_10.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-7</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/cube_1e0.prj b/Tests/Data/Mechanics/Linear/cube_1e0.prj
index 6be7966a2de880981e430dde36dca9ad775909fb..5439c3e016f81842ab2db2457eac34e3381070eb 100644
--- a/Tests/Data/Mechanics/Linear/cube_1e0.prj
+++ b/Tests/Data/Mechanics/Linear/cube_1e0.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -172,25 +172,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/cube_1e0_simple_shear.prj b/Tests/Data/Mechanics/Linear/cube_1e0_simple_shear.prj
index 4bb8fbd91781333701224d62d3435238ee893f50..bf37fdbf731175677cf2070168e52d01fe5e200a 100644
--- a/Tests/Data/Mechanics/Linear/cube_1e0_simple_shear.prj
+++ b/Tests/Data/Mechanics/Linear/cube_1e0_simple_shear.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>cube_1e0_simple_shear_pcs_{:process_id}</prefix>
+            <prefix>cube_1e0_simple_shear</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -190,25 +190,25 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>cube_1e0_simple_shear_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_simple_shear_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_simple_shear_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_simple_shear_ts_4_t_1.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_simple_shear_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_simple_shear_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>cube_1e0_simple_shear_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>cube_1e0_simple_shear_ts_4_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/disc_with_hole.prj b/Tests/Data/Mechanics/Linear/disc_with_hole.prj
index 7c97e88e655bcc740630f1c49f2dc5e2111cffc8..ae212d2755ff28cc9ee655cd19960fae28bb4be2 100644
--- a/Tests/Data/Mechanics/Linear/disc_with_hole.prj
+++ b/Tests/Data/Mechanics/Linear/disc_with_hole.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>disc_with_hole_pcs_{:process_id}</prefix>
+            <prefix>disc_with_hole</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -157,7 +157,7 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>disc_with_hole_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>disc_with_hole_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/plain_strain_pipe.prj b/Tests/Data/Mechanics/Linear/plain_strain_pipe.prj
index 41007b18d8aa9a2fb48fe8ef12eaee57b17732ff..de192e86339b3ef3c862ede1da897b287b10f827 100644
--- a/Tests/Data/Mechanics/Linear/plain_strain_pipe.prj
+++ b/Tests/Data/Mechanics/Linear/plain_strain_pipe.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>plain_strain_pipe_pcs_{:process_id}</prefix>
+            <prefix>plain_strain_pipe</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -165,13 +165,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>plain_strain_pipe_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>plain_strain_pipe_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>plain_strain_pipe_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>plain_strain_pipe_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-11</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/ring_plane_strain.prj b/Tests/Data/Mechanics/Linear/ring_plane_strain.prj
index a0a2062aef3763c71735c9d9646019a3ffaa6bf2..2eb3fa02918c9cb3497877b8ecb154aa8c239e23 100644
--- a/Tests/Data/Mechanics/Linear/ring_plane_strain.prj
+++ b/Tests/Data/Mechanics/Linear/ring_plane_strain.prj
@@ -41,7 +41,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>ring_plane_strain_pcs_{:process_id}</prefix>
+            <prefix>ring_plane_strain</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -156,13 +156,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>ring_plane_strain_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>ring_plane_strain_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>6e-4</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>ring_plane_strain_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>ring_plane_strain_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>6e-4</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/square_1e0.prj b/Tests/Data/Mechanics/Linear/square_1e0.prj
index ee0440c04e9c5f164f3b0d9c567dbc5ccf6bb51b..abd19f29c8b35bdd393bada641cb5d2d1596212a 100644
--- a/Tests/Data/Mechanics/Linear/square_1e0.prj
+++ b/Tests/Data/Mechanics/Linear/square_1e0.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e0_pcs_{:process_id}</prefix>
+            <prefix>square_1e0</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -152,13 +152,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e0_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e0_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e0_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-16</absolute_tolerance>
             <relative_tolerance>1e-16</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/square_1e2.prj b/Tests/Data/Mechanics/Linear/square_1e2.prj
index 3c30ca903c8259633eebea0eda18f2a6c9c543c1..80ee66e40b9846b628823f71ce5c696a203bee8c 100644
--- a/Tests/Data/Mechanics/Linear/square_1e2.prj
+++ b/Tests/Data/Mechanics/Linear/square_1e2.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e2_pcs_{:process_id}</prefix>
+            <prefix>square_1e2</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -152,13 +152,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e2_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e2_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e2_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e2_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/square_1e2_quad8_traction_top.prj b/Tests/Data/Mechanics/Linear/square_1e2_quad8_traction_top.prj
index 64f428e28ba9530a02e5fe09531fa691b43d99dc..61467a7176c86546bde20ae69344a49596a85fee 100644
--- a/Tests/Data/Mechanics/Linear/square_1e2_quad8_traction_top.prj
+++ b/Tests/Data/Mechanics/Linear/square_1e2_quad8_traction_top.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e2_quad8_traction_topBC_pcs_{:process_id}</prefix>
+            <prefix>square_1e2_quad8_traction_topBC</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -152,13 +152,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e2_quad8_traction_topBC_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e2_quad8_traction_topBC_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e2_quad8_traction_topBC_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e2_quad8_traction_topBC_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>3e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/square_1e5.prj b/Tests/Data/Mechanics/Linear/square_1e5.prj
index 23490a812dd51cbcde7bb5adc66963b0e2d825c4..c6821b2e5e6816e86401927c628df8424a9af733 100644
--- a/Tests/Data/Mechanics/Linear/square_1e5.prj
+++ b/Tests/Data/Mechanics/Linear/square_1e5.prj
@@ -49,7 +49,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_1e5_pcs_{:process_id}</prefix>
+            <prefix>square_1e5</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -152,13 +152,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_1e5_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e5_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-15</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_1e5_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_1e5_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-13</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/square_with_deactivated_hole.prj b/Tests/Data/Mechanics/Linear/square_with_deactivated_hole.prj
index edcddc0d50bcfde271d8f137ed5acdb87eaf7d78..ac68e0e820c9f988cb319167e9a0fa0dcab9dbbc 100644
--- a/Tests/Data/Mechanics/Linear/square_with_deactivated_hole.prj
+++ b/Tests/Data/Mechanics/Linear/square_with_deactivated_hole.prj
@@ -54,7 +54,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>square_with_deactivated_hole_pcs_{:process_id}</prefix>
+            <prefix>square_with_deactivated_hole</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -172,13 +172,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>square_with_deactivated_hole_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_with_deactivated_hole_ts_4_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>square_with_deactivated_hole_pcs_0_ts_4_t_1.000000.vtu</file>
+            <file>square_with_deactivated_hole_ts_4_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/two_material_gravity.prj b/Tests/Data/Mechanics/Linear/two_material_gravity.prj
index e7573759ebba19842193f29dc9d0348bd5deee96..c8772b5b0abb822fab1f560a88d3e7c53b05e468 100644
--- a/Tests/Data/Mechanics/Linear/two_material_gravity.prj
+++ b/Tests/Data/Mechanics/Linear/two_material_gravity.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>two_material_gravity_pcs_{:process_id}</prefix>
+            <prefix>two_material_gravity</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -149,19 +149,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>two_material_gravity_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>two_material_gravity_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>5e-14</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>two_material_gravity_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>two_material_gravity_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>5e-13</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>two_material_gravity_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>two_material_gravity_ts_1_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>5e-14</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/Linear/two_material_gravity_Emodulus.prj b/Tests/Data/Mechanics/Linear/two_material_gravity_Emodulus.prj
index 8fe3b25c7925237cb4f9315cb6ce85d29c74fd3e..e987f367a70c53995680497bbad98bdf4876b07b 100644
--- a/Tests/Data/Mechanics/Linear/two_material_gravity_Emodulus.prj
+++ b/Tests/Data/Mechanics/Linear/two_material_gravity_Emodulus.prj
@@ -55,7 +55,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>two_material_gravity_Emodulus_pcs_{:process_id}</prefix>
+            <prefix>two_material_gravity_Emodulus</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -159,19 +159,19 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>two_material_gravity_Emodulus_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>two_material_gravity_Emodulus_ts_1_t_1.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>5e-14</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>two_material_gravity_Emodulus_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>two_material_gravity_Emodulus_ts_1_t_1.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-13</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>two_material_gravity_Emodulus_pcs_0_ts_1_t_1.000000.vtu</file>
+            <file>two_material_gravity_Emodulus_ts_1_t_1.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>5e-14</absolute_tolerance>
             <relative_tolerance>0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloan/displacement_load.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloan/displacement_load.prj
index 911851adf5bbc678eba6959bed45d97bc108e9ab..d6f404bd9a160a423de8d75f3ca8938b250af852 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloan/displacement_load.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloan/displacement_load.prj
@@ -61,7 +61,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>displacement_load_pcs_{:process_id}</prefix>
+            <prefix>displacement_load</prefix>
             <timesteps>
                 <pair>
                     <repeat>100000</repeat>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_elastic.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_elastic.prj
index 550a1fbbe79575205f883e4c89758835d506be76..8a3a9a016395666f95aa1c9030cbe4c4a2d67057 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_elastic.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_elastic.prj
@@ -67,7 +67,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>load_test_elastic_pcs_{:process_id}</prefix>
+            <prefix>load_test_elastic</prefix>
             <timesteps>
                 <pair>
                     <repeat>40</repeat>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_mc.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_mc.prj
index e73d0daa950a037d711816eaf5358fe488b05ebe..dbfaca31d3eee74b48ed8f2741dcf2d24fb20a38 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_mc.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_mc.prj
@@ -65,7 +65,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>load_test_mc_pcs_{:process_id}</prefix>
+            <prefix>load_test_mc</prefix>
             <timesteps>
                 <pair>
                     <repeat>40</repeat>
@@ -221,145 +221,145 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>load_test_mc_ts_10_t_10.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-13</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>load_test_mc_ts_10_t_10.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-4</absolute_tolerance>
             <relative_tolerance>1e-11</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>load_test_mc_ts_10_t_10.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>1e-12</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>load_test_mc_ts_10_t_10.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>load_test_mc_ts_10_t_10.000000.vtu</file>
             <field>ElasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_10_t_10.000000.vtu</file>
+            <file>load_test_mc_ts_10_t_10.000000.vtu</file>
             <field>EquivalentPlasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_20_t_20.000000.vtu</file>
+            <file>load_test_mc_ts_20_t_20.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-13</absolute_tolerance>
             <relative_tolerance>2e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_20_t_20.000000.vtu</file>
+            <file>load_test_mc_ts_20_t_20.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>2e-5</absolute_tolerance>
             <relative_tolerance>1e-9</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_20_t_20.000000.vtu</file>
+            <file>load_test_mc_ts_20_t_20.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>1e-11</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_20_t_20.000000.vtu</file>
+            <file>load_test_mc_ts_20_t_20.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_20_t_20.000000.vtu</file>
+            <file>load_test_mc_ts_20_t_20.000000.vtu</file>
             <field>ElasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_20_t_20.000000.vtu</file>
+            <file>load_test_mc_ts_20_t_20.000000.vtu</file>
             <field>EquivalentPlasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_30_t_30.000000.vtu</file>
+            <file>load_test_mc_ts_30_t_30.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-13</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_30_t_30.000000.vtu</file>
+            <file>load_test_mc_ts_30_t_30.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-3</absolute_tolerance>
             <relative_tolerance>1e-11</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_30_t_30.000000.vtu</file>
+            <file>load_test_mc_ts_30_t_30.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>2e-12</absolute_tolerance>
             <relative_tolerance>1e-12</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_30_t_30.000000.vtu</file>
+            <file>load_test_mc_ts_30_t_30.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_30_t_30.000000.vtu</file>
+            <file>load_test_mc_ts_30_t_30.000000.vtu</file>
             <field>ElasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_30_t_30.000000.vtu</file>
+            <file>load_test_mc_ts_30_t_30.000000.vtu</file>
             <field>EquivalentPlasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_40_t_40.000000.vtu</file>
+            <file>load_test_mc_ts_40_t_40.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>2e-13</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_40_t_40.000000.vtu</file>
+            <file>load_test_mc_ts_40_t_40.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-4</absolute_tolerance>
             <relative_tolerance>1e-12</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_40_t_40.000000.vtu</file>
+            <file>load_test_mc_ts_40_t_40.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>1e-11</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_40_t_40.000000.vtu</file>
+            <file>load_test_mc_ts_40_t_40.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_40_t_40.000000.vtu</file>
+            <file>load_test_mc_ts_40_t_40.000000.vtu</file>
             <field>ElasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>load_test_mc_pcs_0_ts_40_t_40.000000.vtu</file>
+            <file>load_test_mc_ts_40_t_40.000000.vtu</file>
             <field>EquivalentPlasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_mc_nonassociated.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_mc_nonassociated.prj
index 29ecefdf83995b868ae5b9a287aa4ba00b51b088..8e5b444e596e0deaa7c622354728896ea9610f4b 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_mc_nonassociated.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloan/load_test_mc_nonassociated.prj
@@ -77,7 +77,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>load_test_mc_pcs_{:process_id}</prefix>
+            <prefix>load_test_mc</prefix>
             <timesteps>
                 <pair>
                     <repeat>40</repeat>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloan/oedometer.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloan/oedometer.prj
index d90f4f21bea5348f198d65bb1309a99b5015bef9..4fc8a9a23417e6e3385d1dfbf2ff71706d67c1db 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloan/oedometer.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloan/oedometer.prj
@@ -65,7 +65,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>oedometer_pcs_{:process_id}</prefix>
+            <prefix>oedometer</prefix>
             <timesteps>
                 <pair>
                     <repeat>100000</repeat>
@@ -202,73 +202,73 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_5_t_79811.437500.vtu</file>
+            <file>oedometer_ts_5_t_79811.437500.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-13</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_5_t_79811.437500.vtu</file>
+            <file>oedometer_ts_5_t_79811.437500.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>1e-4</absolute_tolerance>
             <relative_tolerance>1e-11</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_5_t_79811.437500.vtu</file>
+            <file>oedometer_ts_5_t_79811.437500.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-12</absolute_tolerance>
             <relative_tolerance>1e-12</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_5_t_79811.437500.vtu</file>
+            <file>oedometer_ts_5_t_79811.437500.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_5_t_79811.437500.vtu</file>
+            <file>oedometer_ts_5_t_79811.437500.vtu</file>
             <field>ElasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_5_t_79811.437500.vtu</file>
+            <file>oedometer_ts_5_t_79811.437500.vtu</file>
             <field>EquivalentPlasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_376_t_240000.000000.vtu</file>
+            <file>oedometer_ts_376_t_240000.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-13</absolute_tolerance>
             <relative_tolerance>1e-13</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_376_t_240000.000000.vtu</file>
+            <file>oedometer_ts_376_t_240000.000000.vtu</file>
             <field>NodalForces</field>
             <absolute_tolerance>2e-5</absolute_tolerance>
             <relative_tolerance>1e-9</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_376_t_240000.000000.vtu</file>
+            <file>oedometer_ts_376_t_240000.000000.vtu</file>
             <field>sigma</field>
             <absolute_tolerance>1e-11</absolute_tolerance>
             <relative_tolerance>1e-11</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_376_t_240000.000000.vtu</file>
+            <file>oedometer_ts_376_t_240000.000000.vtu</file>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_376_t_240000.000000.vtu</file>
+            <file>oedometer_ts_376_t_240000.000000.vtu</file>
             <field>ElasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>oedometer_pcs_0_ts_376_t_240000.000000.vtu</file>
+            <file>oedometer_ts_376_t_240000.000000.vtu</file>
             <field>EquivalentPlasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-15</relative_tolerance>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloan/oedometer_fixed_timestepping.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloan/oedometer_fixed_timestepping.prj
index 682fdf8328666dca3e29ac36a272646571d2d005..db4388dfe1c7f7480deea55f5d6987015a645327 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloan/oedometer_fixed_timestepping.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloan/oedometer_fixed_timestepping.prj
@@ -70,7 +70,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>oedometer_fixed_timestepping_pcs_{:process_id}</prefix>
+            <prefix>oedometer_fixed_timestepping</prefix>
             <timesteps>
                 <pair>
                     <repeat>100000</repeat>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloan/slope.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloan/slope.prj
index 74b47d126d7960b5f0b9753c2b7987ef982f504c..635d339e8e65f826150762bdf3bbe329a9ec8fed 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloan/slope.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloan/slope.prj
@@ -60,7 +60,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>slope_pcs_{:process_id}</prefix>
+            <prefix>slope</prefix>
             <timesteps>
                 <pair>
                     <repeat>10000</repeat>
@@ -255,37 +255,37 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <regex>slope_pcs_0_ts_.*.vtu</regex>
+            <regex>slope_ts_.*.vtu</regex>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>0.0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <regex>slope_pcs_0_ts_.*.vtu</regex>
+            <regex>slope_ts_.*.vtu</regex>
             <field>sigma</field>
             <absolute_tolerance>2e-8</absolute_tolerance>
             <relative_tolerance>0.0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <regex>slope_pcs_0_ts_.*.vtu</regex>
+            <regex>slope_ts_.*.vtu</regex>
             <field>epsilon</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>0.0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <regex>slope_pcs_0_ts_.*.vtu</regex>
+            <regex>slope_ts_.*.vtu</regex>
             <field>NodalForces</field>
             <absolute_tolerance>1e-8</absolute_tolerance>
             <relative_tolerance>0.0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <regex>slope_pcs_0_ts_.*.vtu</regex>
+            <regex>slope_ts_.*.vtu</regex>
             <field>EquivalentPlasticStrain</field>
             <absolute_tolerance>1e-13</absolute_tolerance>
             <relative_tolerance>0.0</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <regex>slope_pcs_0_ts_.*.vtu</regex>
+            <regex>slope_ts_.*.vtu</regex>
             <field>ElasticStrain</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>0.0</relative_tolerance>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_1e0_47.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_1e0_47.prj
index 5b23ebe9ad8fbcfa7cdd214d389ea2bcd3e8f60d..3d879eb6d290f902c455c3cd4eabde0f20c800d5 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_1e0_47.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_1e0_47.prj
@@ -62,7 +62,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>triax_47_pcs_{:process_id}</prefix>
+            <prefix>triax_47</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -271,13 +271,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>triax_47_pcs_0_ts_200_t_2.000000.vtu</file>
+            <file>triax_47_ts_200_t_2.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>triax_47_pcs_0_ts_200_t_2.000000.vtu</file>
+            <file>triax_47_ts_200_t_2.000000.vtu</file>
             <field>sigma</field>
             <!-- E is 1e8 -> E * u_tol = 1e-6 -->
             <absolute_tolerance>1e-6</absolute_tolerance>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_ORTHO_original.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_ORTHO_original.prj
index c2d15d787fcdeec47e857d1366495def4a562f35..93ff19aa105bb6e9cca644e7b30d50500fbe1f92 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_ORTHO_original.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_ORTHO_original.prj
@@ -69,7 +69,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>triax_ortho_0_pcs_{:process_id}</prefix>
+            <prefix>triax_ortho_0</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_aniso_1e0_47.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_aniso_1e0_47.prj
index 00bddb8dca1be42b24d1d8a867e99df61601525c..761176c5fc9bcff064c0f756481a2123b81a8990 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_aniso_1e0_47.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_aniso_1e0_47.prj
@@ -68,7 +68,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>triax_aniso_47_pcs_{:process_id}</prefix>
+            <prefix>triax_aniso_47</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -308,13 +308,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>triax_aniso_47_pcs_0_ts_200_t_2.000000.vtu</file>
+            <file>triax_aniso_47_ts_200_t_2.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>triax_aniso_47_pcs_0_ts_200_t_2.000000.vtu</file>
+            <file>triax_aniso_47_ts_200_t_2.000000.vtu</file>
             <field>sigma</field>
             <!-- E is 1e10 -> E * u_tol = 1e-4 -->
             <absolute_tolerance>1e-4</absolute_tolerance>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_aniso_original.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_aniso_original.prj
index e39250e98b81e2373af42a741e05227215ed0471..7a4e207ea23e96cb0e9be36a762cf12353e3e3b3 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_aniso_original.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_aniso_original.prj
@@ -68,7 +68,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>triax_aniso_0_pcs_{:process_id}</prefix>
+            <prefix>triax_aniso_0</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_original.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_original.prj
index b57771f060496adf7a8d23f7f14e59604f1c596d..1a3a81ddd7db8a051c3ea873ce7be1143cc78cba 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_original.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_original.prj
@@ -62,7 +62,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>triax_0_pcs_{:process_id}</prefix>
+            <prefix>triax_0</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
diff --git a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_ortho_1e0_47.prj b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_ortho_1e0_47.prj
index c7c8d7bb19ad80a6310d8b5e017f089212640a63..d295ce5a9091b7b16f16045ccf0f4a0bb91e308e 100644
--- a/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_ortho_1e0_47.prj
+++ b/Tests/Data/Mechanics/MohrCoulombAbboSloanAnisotropic/triax_ortho_1e0_47.prj
@@ -69,7 +69,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>triax_ortho_47_pcs_{:process_id}</prefix>
+            <prefix>triax_ortho_47</prefix>
             <timesteps>
                 <pair>
                     <repeat>1</repeat>
@@ -313,13 +313,13 @@
     </linear_solvers>
     <test_definition>
         <vtkdiff>
-            <file>triax_ortho_47_pcs_0_ts_200_t_2.000000.vtu</file>
+            <file>triax_ortho_47_ts_200_t_2.000000.vtu</file>
             <field>displacement</field>
             <absolute_tolerance>1e-14</absolute_tolerance>
             <relative_tolerance>1e-14</relative_tolerance>
         </vtkdiff>
         <vtkdiff>
-            <file>triax_ortho_47_pcs_0_ts_200_t_2.000000.vtu</file>
+            <file>triax_ortho_47_ts_200_t_2.000000.vtu</file>
             <field>sigma</field>
             <!-- E is 1e10 -> E * u_tol = 1e-4 -->
             <absolute_tolerance>1e-4</absolute_tolerance>
diff --git a/Tests/Data/Mechanics/m1_1Dload/m1_1Dload.prj b/Tests/Data/Mechanics/m1_1Dload/m1_1Dload.prj
index 90ea796c69566a51a3ab904ccd5349214687fd92..8571e064c44b296ac4b39ada6e8622bc696ed4dc 100755
--- a/Tests/Data/Mechanics/m1_1Dload/m1_1Dload.prj
+++ b/Tests/Data/Mechanics/m1_1Dload/m1_1Dload.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m1_1Dload_pcs_{:process_id}</prefix>
+            <prefix>m1_1Dload</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m1_1Dlozenge/m1_1Dlozenge.prj b/Tests/Data/Mechanics/m1_1Dlozenge/m1_1Dlozenge.prj
index 0790f0e60a1b2311ad2ef497d9de47a1aeec8875..d75f6e9fbd0853aa1e02f656947f751996ab24ad 100755
--- a/Tests/Data/Mechanics/m1_1Dlozenge/m1_1Dlozenge.prj
+++ b/Tests/Data/Mechanics/m1_1Dlozenge/m1_1Dlozenge.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m1_1Dlozenge_pcs_{:process_id}</prefix>
+            <prefix>m1_1Dlozenge</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m1_2Dload/m1_2Dload.prj b/Tests/Data/Mechanics/m1_2Dload/m1_2Dload.prj
index faeb9baa091a843fdc21c289aa04b46a76b79888..84c1de6c8a30e1314fd17d9833e615015e272782 100755
--- a/Tests/Data/Mechanics/m1_2Dload/m1_2Dload.prj
+++ b/Tests/Data/Mechanics/m1_2Dload/m1_2Dload.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m1_2Dload_pcs_{:process_id}</prefix>
+            <prefix>m1_2Dload</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m1_3Dbottom/m1_3Dbottom.prj b/Tests/Data/Mechanics/m1_3Dbottom/m1_3Dbottom.prj
index 71caf84882558db7f6811220b1fcc3f1c1e533ad..d3f108b765e0d0e9c6ecdfe1f4b8728d8d1199c8 100755
--- a/Tests/Data/Mechanics/m1_3Dbottom/m1_3Dbottom.prj
+++ b/Tests/Data/Mechanics/m1_3Dbottom/m1_3Dbottom.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m1_3Dbottom_pcs_{:process_id}</prefix>
+            <prefix>m1_3Dbottom</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m1_3Dgravity/m1_3Dgravity.prj b/Tests/Data/Mechanics/m1_3Dgravity/m1_3Dgravity.prj
index 2407b89e6ecf6c46e532c8655d4da0097ef2eae5..0cf9b02d0efeaa470b51e68a72b75431ca4e730f 100755
--- a/Tests/Data/Mechanics/m1_3Dgravity/m1_3Dgravity.prj
+++ b/Tests/Data/Mechanics/m1_3Dgravity/m1_3Dgravity.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m1_3Dgravity_pcs_{:process_id}</prefix>
+            <prefix>m1_3Dgravity</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m1_3Dload/m1_3Dload.prj b/Tests/Data/Mechanics/m1_3Dload/m1_3Dload.prj
index 94fab099759fd87e21b8cc4429f5c974652f253b..347bb4d940d1e8c9b300e0d795f93b3f0ee03cc7 100755
--- a/Tests/Data/Mechanics/m1_3Dload/m1_3Dload.prj
+++ b/Tests/Data/Mechanics/m1_3Dload/m1_3Dload.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m1_3Dload_pcs_{:process_id}</prefix>
+            <prefix>m1_3Dload</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m1_3Dsquare/m1_3Dsquare.prj b/Tests/Data/Mechanics/m1_3Dsquare/m1_3Dsquare.prj
index 40fa05a6420177220c84bc2809091399bd82e8fd..f4abe36d5776308304ae595feaffb27fbc4ff537 100755
--- a/Tests/Data/Mechanics/m1_3Dsquare/m1_3Dsquare.prj
+++ b/Tests/Data/Mechanics/m1_3Dsquare/m1_3Dsquare.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m1_3Dsquare_pcs_{:process_id}</prefix>
+            <prefix>m1_3Dsquare</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m1_3Dtopload/m1_3Dtopload.prj b/Tests/Data/Mechanics/m1_3Dtopload/m1_3Dtopload.prj
index a4824c911caaa0b58b48491ca0bb298a2a7c349e..38631559d48e3ec2295d19bfad83266e25a9686f 100755
--- a/Tests/Data/Mechanics/m1_3Dtopload/m1_3Dtopload.prj
+++ b/Tests/Data/Mechanics/m1_3Dtopload/m1_3Dtopload.prj
@@ -50,7 +50,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m1_3Dtopload_pcs_{:process_id}</prefix>
+            <prefix>m1_3Dtopload</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m3_3Dshearz/m3_3Dshearz.prj b/Tests/Data/Mechanics/m3_3Dshearz/m3_3Dshearz.prj
index 7a735d683713fe2de2c2a05d7a2646e4925c3a3d..8582656e1779501135a44e5f50d4a84a20af5368 100755
--- a/Tests/Data/Mechanics/m3_3Dshearz/m3_3Dshearz.prj
+++ b/Tests/Data/Mechanics/m3_3Dshearz/m3_3Dshearz.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m3_3Dshearz_pcs_{:process_id}</prefix>
+            <prefix>m3_3Dshearz</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m3_3Dshearz_rot/m3_3Dshearz_rot.prj b/Tests/Data/Mechanics/m3_3Dshearz_rot/m3_3Dshearz_rot.prj
index 78c61fa77d2a0844b8633c15de3ab6958fe60c31..fd00f3f9032901d43a0d73ea7727fb54ddbb0f14 100755
--- a/Tests/Data/Mechanics/m3_3Dshearz_rot/m3_3Dshearz_rot.prj
+++ b/Tests/Data/Mechanics/m3_3Dshearz_rot/m3_3Dshearz_rot.prj
@@ -51,7 +51,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m3_3Dshearz_rot_pcs_{:process_id}</prefix>
+            <prefix>m3_3Dshearz_rot</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m3_3Dtopload/m3_3Dtopload.prj b/Tests/Data/Mechanics/m3_3Dtopload/m3_3Dtopload.prj
index 178bf9a55536e87e4a11692408a7687da820e3e8..b20c20d20a31e659438d1f3bb9d443893b929900 100755
--- a/Tests/Data/Mechanics/m3_3Dtopload/m3_3Dtopload.prj
+++ b/Tests/Data/Mechanics/m3_3Dtopload/m3_3Dtopload.prj
@@ -52,7 +52,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m3_3Dtopload_pcs_{:process_id}</prefix>
+            <prefix>m3_3Dtopload</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>
diff --git a/Tests/Data/Mechanics/m3_3Dtoploadlc/m3_3Dtoploadlc.prj b/Tests/Data/Mechanics/m3_3Dtoploadlc/m3_3Dtoploadlc.prj
index c26d79f6aaa67772792b6502727a23d90f1360cf..5524d878a7ad6c42040af80cee6e865650c752f3 100755
--- a/Tests/Data/Mechanics/m3_3Dtoploadlc/m3_3Dtoploadlc.prj
+++ b/Tests/Data/Mechanics/m3_3Dtoploadlc/m3_3Dtoploadlc.prj
@@ -52,7 +52,7 @@
         </processes>
         <output>
             <type>VTK</type>
-            <prefix>m3_3Dtoploadlc_pcs_{:process_id}</prefix>
+            <prefix>m3_3Dtoploadlc</prefix>
             <data_mode>Ascii</data_mode>
             <compress_output>false</compress_output>
             <timesteps>