From 32f2ca4bb8d8cb198e0874db5d0e6506c9bbf22b Mon Sep 17 00:00:00 2001
From: dmv <dmv@opencascade.com>
Date: Fri, 24 Jul 2009 06:21:53 +0000
Subject: [PATCH] IPAL21267 SIGSEGV on Show Mesh in VTK viewer in GEOM module.
 Regress.

---
 src/GEOMGUI/GEOMGUI_Selection.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/GEOMGUI/GEOMGUI_Selection.cxx b/src/GEOMGUI/GEOMGUI_Selection.cxx
index 8969e8b4f..1cff7b460 100644
--- a/src/GEOMGUI/GEOMGUI_Selection.cxx
+++ b/src/GEOMGUI/GEOMGUI_Selection.cxx
@@ -209,7 +209,8 @@ bool GEOMGUI_Selection::isVectorsMode( const int index ) const
 	  vtkActor* actor = lst->GetNextActor();
 	  if ( actor ) {
 	    GEOM_Actor* aGeomActor = GEOM_Actor::SafeDownCast(actor);
-	    ret = aGeomActor->GetVectorMode();
+	    if ( aGeomActor )
+	      ret = aGeomActor->GetVectorMode();
 	  }
 	}
       }
-- 
2.39.2