java.lang.AssertionError
   at org.netbeans.modules.visual.router.OrthogonalSearchRouterCore.search(OrthogonalSearchRouterCore.java:187)
   at org.netbeans.modules.visual.router.OrthogonalSearchRouterCore.route(OrthogonalSearchRouterCore.java:110)
   at org.netbeans.modules.visual.router.OrthogonalSearchRouter.routeConnection(OrthogonalSearchRouter.java:166)
   at org.netbeans.api.visual.widget.ConnectionWidget.calculateRouting(ConnectionWidget.java:530)
   at org.netbeans.modules.visual.layout.ConnectionWidgetLayout.layout(ConnectionWidgetLayout.java:112)
   at org.netbeans.api.visual.widget.Widget.layout(Widget.java:1356)
   at org.netbeans.api.visual.widget.Widget.layout(Widget.java:1348)
   at org.netbeans.api.visual.widget.LayerWidget.layout(LayerWidget.java:89)
   at org.netbeans.api.visual.widget.Widget.layout(Widget.java:1348)
   at org.netbeans.api.visual.widget.Scene.layoutScene(Scene.java:318)
   at org.netbeans.api.visual.widget.Scene.validate(Scene.java:399)
   at org.netbeans.modules.cnd.callgraph.impl.CallGraphScene$1.run(CallGraphScene.java:142)
   at org.netbeans.modules.cnd.callgraph.impl.CallGraphScene.doLayout(CallGraphScene.java:146)
   at org.netbeans.modules.cnd.callgraph.impl.CallGraphScene$4.run(CallGraphScene.java:217)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:744)
   at java.awt.EventQueue.access$400(EventQueue.java:97)
   at java.awt.EventQueue$3.run(EventQueue.java:697)
   at java.awt.EventQueue$3.run(EventQueue.java:691)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:714)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)