Dump Python extension

diff --git a/src/SalomeApp/SalomeApp_NoteBookDlg.cxx b/src/SalomeApp/SalomeApp_NoteBookDlg.cxx
index 7af1537792828662ab29307fbe21fdefb37ca52b..d321db431c45f2ef49498934877cef8f6abc649e 100644 (file)
--- a/src/SalomeApp/SalomeApp_NoteBookDlg.cxx
+++ b/src/SalomeApp/SalomeApp_NoteBookDlg.cxx
@@ -829,6 +829,8 @@ void SalomeApp_NoteBookDlg::onRemove()
 void SalomeApp_NoteBookDlg::onUpdateStudy()
 {
   onApply();
+  if( !myTable->IsValid() )
+    return;
 
   QApplication::setOverrideCursor( Qt::WaitCursor );