From c251f2970e275f5ce52cfb9d99c8df9ad7010def Mon Sep 17 00:00:00 2001
From: renchao_lu <renchao.lu@gmail.com>
Date: Sun, 3 Jan 2021 15:47:21 +0100
Subject: [PATCH] [PL/CT] set porosity_prev.

---
 ProcessLib/ComponentTransport/ComponentTransportFEM.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ProcessLib/ComponentTransport/ComponentTransportFEM.h b/ProcessLib/ComponentTransport/ComponentTransportFEM.h
index 31577841dfc..86ffe60394d 100644
--- a/ProcessLib/ComponentTransport/ComponentTransportFEM.h
+++ b/ProcessLib/ComponentTransport/ComponentTransportFEM.h
@@ -194,6 +194,8 @@ public:
                 medium->property(MaterialPropertyLib::PropertyType::porosity)
                     .template initialValue<double>(
                         pos, std::numeric_limits<double>::quiet_NaN() /*t*/);
+
+            _ip_data[ip].pushBackState();
         }
     }
 
-- 
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