added checking for isNull() in contextMenuPopup()

diff --git a/src/VISUGUI/VisuGUI.cxx b/src/VISUGUI/VisuGUI.cxx
index 11b4a3fdc9a261167b070d9696cec7d018cddeb5..d5a19369fb89ce2ec5a713c502994bd6a30c7055 100644 (file)
--- a/src/VISUGUI/VisuGUI.cxx
+++ b/src/VISUGUI/VisuGUI.cxx
@@ -1411,7 +1411,8 @@ OnRestoreViewParams()
   //jfa tmp:VISU::View3D_i::RestoreViewParams(aViewMgr, anIO->getName());
   _PTR(Study) aCStudy = GetCStudy(GetAppStudy(this));//jfa tmp
   _PTR(SObject) aSObj = aCStudy->FindObjectID(anIO->getEntry());//jfa tmp
-  VISU::View3D_i::RestoreViewParams(aViewMgr, aSObj->GetName().c_str());//jfa tmp
+  if ( aSObj )
+    VISU::View3D_i::RestoreViewParams(aViewMgr, aSObj->GetName().c_str());//jfa tmp
 }
 
 void
@@ -2573,6 +2574,8 @@ void VisuGUI::contextMenuPopup( const QString& theClient, QPopupMenu* theMenu, Q
 
     if (!anIO.IsNull() && anIO->hasEntry()) {
       _PTR(SObject) aSObject = aCStudy->FindObjectID(anIO->getEntry());
+      if ( !aSObject )
+       continue;
       CORBA::Object_var aCORBAObject = VISU::ClientSObjectToObject(aSObject);
       if (CORBA::is_nil(aCORBAObject)) {
         _PTR(GenericAttribute) anAttr;
@@ -2620,6 +2623,8 @@ void VisuGUI::contextMenuPopup( const QString& theClient, QPopupMenu* theMenu, Q
 
     if (!anIO.IsNull() && anIO->hasEntry()) {
       _PTR(SObject) aSObject = aCStudy->FindObjectID(anIO->getEntry());
+      if ( !aSObject )
+       continue;
       _PTR(GenericAttribute) anAttr;
       if (aSObject->FindAttribute(anAttr, "AttributeComment")) {
         _PTR(AttributeComment) aComment (anAttr);
@@ -2650,6 +2655,8 @@ void VisuGUI::contextMenuPopup( const QString& theClient, QPopupMenu* theMenu, Q
   CORBA::Object_var anObject = GetSelectedObj( this, &anIO, &aMap);
 
   _PTR(SObject) SO = aCStudy->FindObjectID(anIO->getEntry());
+  if ( !SO )
+    return;
   bool isExist;
   VISU::VISUType aType = (VISU::VISUType)VISU::Storable::FindValue(aMap,"myType",&isExist).toInt();