From 0ac43a662763b9fbfb271b0b127e3e89c837762d Mon Sep 17 00:00:00 2001
From: rnv <rnv@opencascade.com>
Date: Thu, 19 Jan 2017 19:34:04 +0300
Subject: [PATCH] Fix crash during GetStudy() for SObject.

---
 src/SALOMEDS/SALOMEDS_Study.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/SALOMEDS/SALOMEDS_Study.cxx b/src/SALOMEDS/SALOMEDS_Study.cxx
index 3fb21699d..c197b66a6 100644
--- a/src/SALOMEDS/SALOMEDS_Study.cxx
+++ b/src/SALOMEDS/SALOMEDS_Study.cxx
@@ -977,7 +977,9 @@ SALOMEDS::Study_ptr SALOMEDS_Study::GetStudy()
       SALOME_NamingService* namingService = KERNEL::getNamingService();
       CORBA::Object_var obj = namingService->Resolve("/Study");
       aStudy = SALOMEDS::Study::_narrow(obj);
-      _local_impl->SetTransientReference(_orb->object_to_string(aStudy));
+      if( !CORBA::is_nil( aStudy ) )  { 
+        _local_impl->SetTransientReference(_orb->object_to_string(aStudy));
+      }
     }
     _corba_impl = SALOMEDS::Study::_duplicate(aStudy);
     return aStudy._retn();
-- 
2.39.2