Ticket #17040: 17040-reltoolbox.patch

src/relcontext/RelContextDialog.java

@@ -437 +437 @@
         createMultipolygonAction.destroy();
         createRelationAction.destroy();
         addRemoveMemberAction.destroy();
+        MainApplication.getLayerManager().removeActiveLayerChangeListener(chosenRelation);
         super.destroy();
     }