From c88c9096558e8b60d2125eb64a74cf4bd1f7ae24 Mon Sep 17 00:00:00 2001
From: mpa <mpa@opencascade.com>
Date: Fri, 26 Sep 2014 11:26:08 +0400
Subject: [PATCH] Added check for the existence of the study during its closing

---
 src/SMESHGUI/SMESHGUI.cxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/SMESHGUI/SMESHGUI.cxx b/src/SMESHGUI/SMESHGUI.cxx
index 7a02219d2..f3dc7de1c 100644
--- a/src/SMESHGUI/SMESHGUI.cxx
+++ b/src/SMESHGUI/SMESHGUI.cxx
@@ -4768,6 +4768,8 @@ bool SMESHGUI::deactivateModule( SUIT_Study* study )
 
 void SMESHGUI::studyClosed( SUIT_Study* s )
 {
+  if( !s )
+    return;
   SMESH::RemoveVisuData( s->id() );
   SalomeApp_Module::studyClosed( s );
 }
-- 
2.30.2