java.lang.reflect.UndeclaredThrowableException at $Proxy.childrenRemoved(.java:0) at org.openide.nodes.Node.fireSubNodesChange(Node.java:1070) at org.openide.nodes.EntrySupport$Default.notifyRemove(EntrySupport.java:645) at org.openide.nodes.EntrySupport$Default.updateRemove(EntrySupport.java:368) at org.openide.nodes.EntrySupport$Default.setEntries(EntrySupport.java:323) at org.openide.nodes.Children$Keys$2.run(Children.java:1495) at org.openide.util.Mutex$1Exec.run(Mutex.java:1239) at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1801) at org.openide.util.Mutex.postRequest(Mutex.java:1245) at org.openide.util.Mutex.postRequest(Mutex.java:1209) at org.openide.util.Mutex.postWriteRequest(Mutex.java:582) at org.openide.nodes.Children$Keys.applyKeys(Children.java:1504) at org.openide.nodes.Children$Keys.setKeys(Children.java:1448) at org.netbeans.modules.gsfret.navigation.ElementNode$ElementChildren.resetKeys(ElementNode.java:324) at org.netbeans.modules.gsfret.navigation.ElementNode.updateRecursively(ElementNode.java:268) at org.netbeans.modules.gsfret.navigation.ElementNode.updateRecursively(ElementNode.java:280) at org.netbeans.modules.gsfret.navigation.ClassMemberPanelUI$3.run(ClassMemberPanelUI.java:213) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209) at java.awt.EventQueue.dispatchEvent(EventQueue.java:597) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122) java.lang.reflect.InvocationTargetException at sun.reflect.GeneratedMethodAccessor64.invoke(GeneratedMethodAccessor64.java:0) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:449) at $Proxy.childrenRemoved(.java:0) at org.openide.nodes.Node.fireSubNodesChange(Node.java:1070) at org.openide.nodes.EntrySupport$Default.notifyRemove(EntrySupport.java:645) at org.openide.nodes.EntrySupport$Default.updateRemove(EntrySupport.java:368) at org.openide.nodes.EntrySupport$Default.setEntries(EntrySupport.java:323) at org.openide.nodes.Children$Keys$2.run(Children.java:1495) at org.openide.util.Mutex$1Exec.run(Mutex.java:1239) at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1801) at org.openide.util.Mutex.postRequest(Mutex.java:1245) at org.openide.util.Mutex.postRequest(Mutex.java:1209) at org.openide.util.Mutex.postWriteRequest(Mutex.java:582) at org.openide.nodes.Children$Keys.applyKeys(Children.java:1504) at org.openide.nodes.Children$Keys.setKeys(Children.java:1448) at org.netbeans.modules.gsfret.navigation.ElementNode$ElementChildren.resetKeys(ElementNode.java:324) at org.netbeans.modules.gsfret.navigation.ElementNode.updateRecursively(ElementNode.java:268) at org.netbeans.modules.gsfret.navigation.ElementNode.updateRecursively(ElementNode.java:280) at org.netbeans.modules.gsfret.navigation.ClassMemberPanelUI$3.run(ClassMemberPanelUI.java:213) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209) at java.awt.EventQueue.dispatchEvent(EventQueue.java:597) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122) java.lang.AssertionError: visnodes.size()=1 snapshot.size()=0 at org.openide.explorer.view.VisualizerChildren.recomputeIndexes(VisualizerChildren.java:88) at org.openide.explorer.view.VisualizerChildren.removed(VisualizerChildren.java:264) at org.openide.explorer.view.VisualizerEvent$Removed.run(VisualizerEvent.java:132) at org.openide.util.Mutex.readAccess(Mutex.java:362) at org.openide.util.Mutex$1R.run(Mutex.java:1301) at org.openide.util.Mutex.doWrapperAccess(Mutex.java:1318) at org.openide.util.Mutex.readAccess(Mutex.java:351) at org.openide.explorer.view.VisualizerNode$QP.run(VisualizerNode.java:708) at org.openide.util.Mutex.doEvent(Mutex.java:1335) at org.openide.util.Mutex.writeAccess(Mutex.java:452) at org.openide.explorer.view.VisualizerNode$QP.runSafe(VisualizerNode.java:690) at org.openide.explorer.view.VisualizerNode.childrenRemoved(VisualizerNode.java:376) at sun.reflect.GeneratedMethodAccessor64.invoke(GeneratedMethodAccessor64.java:0) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:449) at $Proxy.childrenRemoved(.java:0) at org.openide.nodes.Node.fireSubNodesChange(Node.java:1070) at org.openide.nodes.EntrySupport$Default.notifyRemove(EntrySupport.java:645) at org.openide.nodes.EntrySupport$Default.updateRemove(EntrySupport.java:368) at org.openide.nodes.EntrySupport$Default.setEntries(EntrySupport.java:323) at org.openide.nodes.Children$Keys$2.run(Children.java:1495) at org.openide.util.Mutex$1Exec.run(Mutex.java:1239) at org.openide.nodes.Children$ProjectManagerDeadlockDetector.execute(Children.java:1801) at org.openide.util.Mutex.postRequest(Mutex.java:1245) at org.openide.util.Mutex.postRequest(Mutex.java:1209) at org.openide.util.Mutex.postWriteRequest(Mutex.java:582) at org.openide.nodes.Children$Keys.applyKeys(Children.java:1504) at org.openide.nodes.Children$Keys.setKeys(Children.java:1448) at org.netbeans.modules.gsfret.navigation.ElementNode$ElementChildren.resetKeys(ElementNode.java:324) at org.netbeans.modules.gsfret.navigation.ElementNode.updateRecursively(ElementNode.java:268) at org.netbeans.modules.gsfret.navigation.ElementNode.updateRecursively(ElementNode.java:280) at org.netbeans.modules.gsfret.navigation.ClassMemberPanelUI$3.run(ClassMemberPanelUI.java:213) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209) at java.awt.EventQueue.dispatchEvent(EventQueue.java:597) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)