Add debug message

Author: m-kuhn

src/gui/attributetable/qgsdualview.cpp

@@ -305,6 +305,7 @@ void QgsDualView::initModels( QgsMapCanvas *mapCanvas, const QgsFeatureRequest &
   connect( mFeatureList, &QgsFeatureListView::displayExpressionChanged, this, &QgsDualView::displayExpressionChanged );
 
   mFeatureListModel = new QgsFeatureListModel( mFilterModel, mFilterModel );
+  mFeatureListModel->setSortByDisplayExpression( true );
 }
 
 void QgsDualView::restoreRecentDisplayExpressions()

src/gui/attributetable/qgsfeaturelistview.cpp

@@ -198,6 +198,11 @@ void QgsFeatureListView::setEditSelection( const QModelIndex &index, QItemSelect
   bool ok = true;
   emit aboutToChangeEditSelection( ok );
 
+#ifdef QGISDEBUG
+  if ( index.model() != mModel->masterModel() )
+    qWarning() << "Index from wrong model passed in";
+#endif
+
   if ( ok )
     mCurrentEditSelectionModel->select( index, command );
 }