From: rnv <rnv@opencascade.com>
Date: Fri, 12 Dec 2008 08:44:42 +0000 (+0000)
Subject: Fix crash on open old files.
X-Git-Tag: TG_DumpPython_Extension_4
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=c7bd244010903ee3fa958655db5fef18104909c2;p=modules%2Fkernel.git

Fix crash on open old files.
---

diff --git a/src/SALOMEDSImpl/SALOMEDSImpl_StudyManager.cxx b/src/SALOMEDSImpl/SALOMEDSImpl_StudyManager.cxx
index d662e03c7..64e73346a 100644
--- a/src/SALOMEDSImpl/SALOMEDSImpl_StudyManager.cxx
+++ b/src/SALOMEDSImpl/SALOMEDSImpl_StudyManager.cxx
@@ -187,10 +187,12 @@ SALOMEDSImpl_Study* SALOMEDSImpl_StudyManager::Open(const string& aUrl)
       return NULL;
     }
 
-  //Read and create notebook variables
-  hdf_notebook_vars  = new HDFgroup("NOTEBOOK_VARIABLES",hdf_file);
-  ReadNoteBookVariables(Study,hdf_notebook_vars);
-  hdf_notebook_vars =0; //will be deleted by hdf_sco_group destructor
+  //Read and create notebook variables 
+  if(hdf_file->ExistInternalObject("NOTEBOOK_VARIABLES")) {
+    hdf_notebook_vars  = new HDFgroup("NOTEBOOK_VARIABLES",hdf_file);
+    ReadNoteBookVariables(Study,hdf_notebook_vars);
+    hdf_notebook_vars =0; //will be deleted by hdf_sco_group destructor
+  }
 
   hdf_file->CloseOnDisk();
   hdf_group_study_structure = new HDFgroup("STUDY_STRUCTURE",hdf_file);