"AWT-EventQueue-1" prio=10 tid=0x08532400 nid=0x21 runnable [0xf63ff000..0xf63ffbf0] java.lang.Thread.State: RUNNABLE at java.util.AbstractList$Itr.hasNext(AbstractList.java:339) at org.openide.explorer.view.VisualizerChildren.sameContains(VisualizerChildren.java:115) at org.openide.explorer.view.VisualizerChildren.removed(VisualizerChildren.java:143) at org.openide.explorer.view.VisualizerEvent$Removed.run(VisualizerEvent.java:145) at org.openide.util.Mutex.readAccess(Mutex.java:318) at org.openide.explorer.view.VisualizerNode$QP.run(VisualizerNode.java:682) at org.openide.explorer.view.VisualizerNode.runQueue(VisualizerNode.java:607) at org.openide.explorer.view.TreeView.synchronizeSelectedNodes(TreeView.java:867) at org.openide.explorer.view.TreeView$TreePropertyListener.propertyChange(TreeView.java:1135) at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:186) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at org.openide.explorer.ExplorerManager$2.run(ExplorerManager.java:836) at org.openide.util.Mutex.doEvent(Mutex.java:1203) at org.openide.util.Mutex.readAccess(Mutex.java:309) at org.openide.explorer.ExplorerManager.fireInAWT(ExplorerManager.java:833) at org.openide.explorer.ExplorerManager.access$600(ExplorerManager.java:89) at org.openide.explorer.ExplorerManager$1AtomicSetSelectedNodes.fire(ExplorerManager.java:281) at org.openide.explorer.ExplorerManager.setSelectedNodes(ExplorerManager.java:294) at org.netbeans.modules.cnd.classview.ClassView.setupRootContext(ClassView.java:310) at org.netbeans.modules.cnd.classview.ClassView.shutdown(ClassView.java:255) at org.netbeans.modules.cnd.classview.ClassViewTopComponent.componentClosed(ClassViewTopComponent.java:188) at org.openide.windows.WindowManager.componentCloseNotify(WindowManager.java:313) at org.netbeans.core.windows.WindowManagerImpl.notifyTopComponentClosed(WindowManagerImpl.java:974) at org.netbeans.core.windows.Central.addModeClosedTopComponent(Central.java:828) at org.netbeans.core.windows.ModeImpl.addClosedTopComponent(ModeImpl.java:311) at org.netbeans.core.windows.ModeImpl.close(ModeImpl.java:237) at org.netbeans.core.windows.WindowManagerImpl.topComponentClose(WindowManagerImpl.java:1116) at org.openide.windows.TopComponent.close(TopComponent.java:447) at org.openide.windows.TopComponent.close(TopComponent.java:433) at org.netbeans.modules.cnd.classview.ClassViewTopComponent.closeImplicit(ClassViewTopComponent.java:168) at org.netbeans.modules.cnd.classview.ClassViewInstaller$ProjectListener$2.run(ClassViewInstaller.java:114) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209) at java.awt.EventQueue.dispatchEvent(EventQueue.java:597) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160) at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)