Add a safe guard

pblottiere · pblottiere · commit 27cbc91df5bf · 2017-10-09T05:13:59.000+01:00
diff --git a/src/core/qgsvectorlayer.cpp b/src/core/qgsvectorlayer.cpp
@@ -266,7 +266,8 @@ QgsVectorLayer *QgsVectorLayer::clone() const
 
   layer->setEditFormConfig( editFormConfig() );
 
-  layer->setAuxiliaryLayer( auxiliaryLayer()->clone( layer ) );
+  if ( auxiliaryLayer() )
+    layer->setAuxiliaryLayer( auxiliaryLayer()->clone( layer ) );
 
   return layer;
 }

Original file line number	Diff line number	Diff line change
`@@ -266,7 +266,8 @@ QgsVectorLayer *QgsVectorLayer::clone() const`
`266`	`266`
`267`	`267`	`layer->setEditFormConfig( editFormConfig() );`
`268`	`268`
`269`		`- layer->setAuxiliaryLayer( auxiliaryLayer()->clone( layer ) );`
	`269`	`+ if ( auxiliaryLayer() )`
	`270`	`+ layer->setAuxiliaryLayer( auxiliaryLayer()->clone( layer ) );`
`270`	`271`
`271`	`272`	`return layer;`
`272`	`273`	`}`