Index: /source/ariba/overlay/BaseOverlay.cpp
===================================================================
--- /source/ariba/overlay/BaseOverlay.cpp	(revision 5547)
+++ /source/ariba/overlay/BaseOverlay.cpp	(revision 5548)
@@ -216,6 +216,7 @@
 		}
 	LinkDescriptor* ld = getDescriptor(overlayInterface->getNextLinkId(nodeid));
-	if (ld->relay)
+	if (ld != NULL && ld->relay)
 		return getRelayDescriptor(ld->localRelay);
+	return NULL;
 }