Null pointer check for the layer tree model

qgis · Sep 12, 2017 · 0598be4c477c2c159ff3221719b473de4b806604 · 0598be4
1 parent 026b9b0
commit 0598be4c477c2c159ff3221719b473de4b806604
Unified Split

Showing with 3 additions and 0 deletions.

+3 −0 src/core/layertree/qgslayertreemodel.cpp
diff --git a/src/core/layertree/qgslayertreemodel.cpp b/src/core/layertree/qgslayertreemodel.cpp
@@ -767,6 +767,9 @@ void QgsLayerTreeModel::nodeLayerWillBeUnloaded()
 
 void QgsLayerTreeModel::layerLegendChanged()
 {
+  if ( !mRootNode )
+    return;
+
   if ( !testFlag( ShowLegend ) )
     return;