Fix crash with constraint results and custom .ui

Fix #17564
qgis · Nov 27, 2017 · 3c702c07a0ab6fa03024e170c826a24351fb86e0 · 3c702c0
1 parent cd0ba91
commit 3c702c07a0ab6fa03024e170c826a24351fb86e0
Unified Split

Showing with 4 additions and 1 deletion.

+4 −1 src/gui/qgsattributeform.cpp
diff --git a/src/gui/qgsattributeform.cpp b/src/gui/qgsattributeform.cpp
@@ -980,7 +980,10 @@ void QgsAttributeForm::synchronizeEnabledState()
     QgsEditorWidgetWrapper *eww = qobject_cast<QgsEditorWidgetWrapper *>( ww );
     if ( eww )
     {
-      mFormEditorWidgets.value( eww->fieldIdx() )->setConstraintResultVisible( isEditable );
+      QgsAttributeFormEditorWidget *formWidget = mFormEditorWidgets.value( eww->fieldIdx() );
+
+      if ( formWidget )
+        formWidget->setConstraintResultVisible( isEditable );
 
       eww->setConstraintResultVisible( isEditable );