diff --git a/DESCRIPTION b/DESCRIPTION
index 87faf07a01590c01ebdd633ef45cfee0f546140f..3860a5306db197ebec39e47b7e76cc069600a231 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -38,7 +38,8 @@ Imports:
     xtable,
     dplyr,
     rlang,
-    doParallel
+    doParallel,
+    stats
 RoxygenNote: 7.1.1
 VignetteBuilder: knitr
 Depends: 
diff --git a/NAMESPACE b/NAMESPACE
new file mode 100644
index 0000000000000000000000000000000000000000..7a88e78527a3fb463230d2f14d2d056ef8690515
--- /dev/null
+++ b/NAMESPACE
@@ -0,0 +1,58 @@
+# Generated by roxygen2: do not edit by hand
+
+export(OGS6)
+export(OGS6_Chain)
+export(OGS6_Ensemble)
+export(OGS6_Piece)
+export(OGS6_UnstructuredGrid)
+export(OGS6_vtu)
+export(generate_benchmark_script)
+export(generate_structured_mesh)
+export(r2ogs6_borehole_heat_exchanger)
+export(r2ogs6_boundary_condition)
+export(r2ogs6_capillary_pressure)
+export(r2ogs6_chemical_system)
+export(r2ogs6_com_property)
+export(r2ogs6_component)
+export(r2ogs6_convergence_criterion)
+export(r2ogs6_curve)
+export(r2ogs6_deactivated_subdomain)
+export(r2ogs6_eigen)
+export(r2ogs6_flow_and_temperature_control)
+export(r2ogs6_fluid)
+export(r2ogs6_fracture_model)
+export(r2ogs6_fracture_properties)
+export(r2ogs6_global_process_coupling)
+export(r2ogs6_gml)
+export(r2ogs6_insitu)
+export(r2ogs6_jacobian_assembler)
+export(r2ogs6_kinetic_reactant)
+export(r2ogs6_linear_solver)
+export(r2ogs6_local_coordinate_system)
+export(r2ogs6_material_property)
+export(r2ogs6_medium)
+export(r2ogs6_nonlinear_solver)
+export(r2ogs6_output)
+export(r2ogs6_parameter)
+export(r2ogs6_ph_property)
+export(r2ogs6_phase)
+export(r2ogs6_phase_component)
+export(r2ogs6_phasefield_parameters)
+export(r2ogs6_pipes)
+export(r2ogs6_porous_medium)
+export(r2ogs6_pr_property)
+export(r2ogs6_process)
+export(r2ogs6_process_variable)
+export(r2ogs6_rate)
+export(r2ogs6_search_length_algorithm)
+export(r2ogs6_solution)
+export(r2ogs6_source_term)
+export(r2ogs6_time_loop)
+export(r2ogs6_time_stepping)
+export(r2ogs6_tl_process)
+export(r2ogs6_vtkdiff)
+export(read_in_gml)
+export(read_in_prj)
+export(read_in_vtu)
+export(run_simulation)
+importFrom(foreach,"%dopar%")
diff --git a/man/pick_vtu_file.Rd b/man/pick_vtu_file.Rd
deleted file mode 100644
index 22b73741f5b2b86fcaf556d4e4f6e40f21bd3605..0000000000000000000000000000000000000000
--- a/man/pick_vtu_file.Rd
+++ /dev/null
@@ -1,17 +0,0 @@
-% Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/read_in_vtu.R
-\name{pick_vtu_file}
-\alias{pick_vtu_file}
-\title{pick_vtu_file}
-\usage{
-pick_vtu_file(ogs6_obj, read_in_vtu = FALSE)
-}
-\arguments{
-\item{ogs6_obj}{OGS6: Simulation object}
-
-\item{read_in_vtu}{flag: Should .vtu file just be copied or read in too?}
-}
-\description{
-Lets the user pick a .vtu file and adds it to the specified OGS6
-class object
-}