Refs #6315. Fixing null proxy trap.

mantidproject · Jan 3, 2013 · 1e845e0 · 1e845e0
1 parent c148039
commit 1e845e0
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/Code/Mantid/Vates/VatesSimpleGui/ViewWidgets/src/MdViewerWidget.cpp b/Code/Mantid/Vates/VatesSimpleGui/ViewWidgets/src/MdViewerWidget.cpp
@@ -457,11 +457,12 @@ void MdViewerWidget::renderAndFinalSetup()
 void MdViewerWidget::checkForUpdates()
 {
   pqPipelineSource *src = pqActiveObjects::instance().activeSource();
-  vtkSMProxy *proxy = src->getProxy();
-  if (NULL == proxy)
+  if (NULL == src)
   {
     return;
   }
+  vtkSMProxy *proxy = src->getProxy();
+
   if (strcmp(proxy->GetXMLName(), "MDEWRebinningCutter") == 0)
   {
     this->currentView->resetDisplay();