X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.district.network.ui%2Fsrc%2Forg%2Fsimantics%2Fdistrict%2Fnetwork%2Fui%2Fadapters%2FDistrictNetworkEdgeElementFactory.java;h=1003a9b22b0a8cd55646c79f9dd4ad38520ed8bb;hb=ac6ad8ff2b20a10e85e7b12c1af670500daebdd4;hp=36d573081b8489bec41274311008eed35f33c624;hpb=82fc4004ddaf355147e97fd951a18d3a3815e049;p=simantics%2Fdistrict.git

diff --git a/org.simantics.district.network.ui/src/org/simantics/district/network/ui/adapters/DistrictNetworkEdgeElementFactory.java b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/adapters/DistrictNetworkEdgeElementFactory.java
index 36d57308..1003a9b2 100644
--- a/org.simantics.district.network.ui/src/org/simantics/district/network/ui/adapters/DistrictNetworkEdgeElementFactory.java
+++ b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/adapters/DistrictNetworkEdgeElementFactory.java
@@ -49,7 +49,9 @@ public class DistrictNetworkEdgeElementFactory extends SyncElementFactory {
     
     @Override
     public void load(ReadGraph graph, ICanvasContext canvas, IDiagram diagram, Resource edgeResource, IElement element) throws DatabaseException {
-        
+        if (!graph.hasStatement(edgeResource))
+            return; // already deleted
+
         Resource startVertex = graph.getSingleObject(edgeResource, DN.HasStartVertex);
         Resource endVertex = graph.getSingleObject(edgeResource, DN.HasEndVertex);