Avoid crash when relation disappears (#7622)

qgis · Aug 15, 2018 · d8adad8 · d8adad8
1 parent a82de83
commit d8adad8
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/gui/editorwidgets/qgsrelationwidgetwrapper.cpp b/src/gui/editorwidgets/qgsrelationwidgetwrapper.cpp
@@ -48,6 +48,9 @@ void QgsRelationWidgetWrapper::setVisible( bool visible )
 
 void QgsRelationWidgetWrapper::aboutToSave()
 {
+  if ( !mRelation.isValid() )
+    return;
+
   // Calling isModified() will emit a beforeModifiedCheck()
   // signal that will make the embedded form to send any
   // outstanding widget changes to the edit buffer