java.lang.reflect.UndeclaredThrowableException at $Proxy6.childrenRemoved(.java:0) at org.openide.nodes.Node.fireSubNodesChange(Node.java:1042) at org.openide.nodes.EntrySupport$Default.notifyRemove(EntrySupport.java:654) at org.openide.nodes.EntrySupport$Default.updateRemove(EntrySupport.java:375) at org.openide.nodes.EntrySupport$Default.setEntries(EntrySupport.java:324) at org.openide.nodes.Children$Keys$2.run(Children.java:1411) at org.openide.util.Mutex.postRequest(Mutex.java:1251) at org.openide.util.Mutex.postWriteRequest(Mutex.java:582) at org.openide.nodes.Children$Keys.applyKeys(Children.java:1420) at org.openide.nodes.Children$Keys.setKeys(Children.java:1364) at org.netbeans.modules.project.ui.ProjectsRootNode$ProjectChildren.propertyChange(ProjectsRootNode.java:318) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at org.netbeans.modules.project.ui.OpenProjectList.close(OpenProjectList.java:709) at org.netbeans.modules.project.ui.actions.CloseProject.actionPerformed(CloseProject.java:81) at org.netbeans.modules.project.ui.actions.LookupSensitiveAction.actionPerformed(LookupSensitiveAction.java:160) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:357) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) at java.awt.Component.processMouseEvent(Component.java:6134) at javax.swing.JComponent.processMouseEvent(JComponent.java:3265) at java.awt.Component.processEvent(Component.java:5899) at java.awt.Container.processEvent(Container.java:2023) at java.awt.Component.dispatchEventImpl(Component.java:4501) at java.awt.Container.dispatchEventImpl(Container.java:2081) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4301) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3965) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3895) at java.awt.Container.dispatchEventImpl(Container.java:2067) at java.awt.Window.dispatchEventImpl(Window.java:2458) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) 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.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:0) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) 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 $Proxy6.childrenRemoved(.java:0) at org.openide.nodes.Node.fireSubNodesChange(Node.java:1042) at org.openide.nodes.EntrySupport$Default.notifyRemove(EntrySupport.java:654) at org.openide.nodes.EntrySupport$Default.updateRemove(EntrySupport.java:375) at org.openide.nodes.EntrySupport$Default.setEntries(EntrySupport.java:324) at org.openide.nodes.Children$Keys$2.run(Children.java:1411) at org.openide.util.Mutex.postRequest(Mutex.java:1251) at org.openide.util.Mutex.postWriteRequest(Mutex.java:582) at org.openide.nodes.Children$Keys.applyKeys(Children.java:1420) at org.openide.nodes.Children$Keys.setKeys(Children.java:1364) at org.netbeans.modules.project.ui.ProjectsRootNode$ProjectChildren.propertyChange(ProjectsRootNode.java:318) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at org.netbeans.modules.project.ui.OpenProjectList.close(OpenProjectList.java:709) at org.netbeans.modules.project.ui.actions.CloseProject.actionPerformed(CloseProject.java:81) at org.netbeans.modules.project.ui.actions.LookupSensitiveAction.actionPerformed(LookupSensitiveAction.java:160) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:357) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) at java.awt.Component.processMouseEvent(Component.java:6134) at javax.swing.JComponent.processMouseEvent(JComponent.java:3265) at java.awt.Component.processEvent(Component.java:5899) at java.awt.Container.processEvent(Container.java:2023) at java.awt.Component.dispatchEventImpl(Component.java:4501) at java.awt.Container.dispatchEventImpl(Container.java:2081) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4301) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3965) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3895) at java.awt.Container.dispatchEventImpl(Container.java:2067) at java.awt.Window.dispatchEventImpl(Window.java:2458) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) 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: Index of v has been computed by recomputeIndexes at org.openide.explorer.view.VisualizerChildren.getIndex(VisualizerChildren.java:159) at org.openide.explorer.view.VisualizerNode.getIndex(VisualizerNode.java:278) at javax.swing.tree.DefaultTreeModel.getIndexOfChild(DefaultTreeModel.java:142) at javax.swing.tree.FixedHeightLayoutCache.getBounds(FixedHeightLayoutCache.java:176) at javax.swing.plaf.basic.BasicTreeUI.getPathBounds(BasicTreeUI.java:515) at javax.swing.plaf.basic.BasicTreeUI.getPathBounds(BasicTreeUI.java:508) at javax.swing.plaf.basic.BasicTreeUI$Handler.valueChanged(BasicTreeUI.java:3694) at javax.swing.tree.DefaultTreeSelectionModel.fireValueChanged(DefaultTreeSelectionModel.java:629) at javax.swing.tree.DefaultTreeSelectionModel.notifyPathChange(DefaultTreeSelectionModel.java:1078) at javax.swing.tree.DefaultTreeSelectionModel.removeSelectionPaths(DefaultTreeSelectionModel.java:497) at org.openide.explorer.view.TreeView.removedNodes(TreeView.java:1074) at org.openide.explorer.view.NodeTreeModel$Listener.removed(NodeTreeModel.java:231) at org.openide.explorer.view.VisualizerChildren.removed(VisualizerChildren.java:246) at org.openide.explorer.view.VisualizerEvent$Removed.run(VisualizerEvent.java:125) at org.openide.util.Mutex.readAccess(Mutex.java:362) at org.openide.explorer.view.VisualizerNode$QP.run(VisualizerNode.java:670) at org.openide.util.Mutex.doEvent(Mutex.java:1335) at org.openide.util.Mutex.writeAccess(Mutex.java:452) at org.openide.explorer.view.VisualizerNode$QP.runSafe(VisualizerNode.java:647) at org.openide.explorer.view.VisualizerNode.childrenRemoved(VisualizerNode.java:339) at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:0) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:449) at $Proxy6.childrenRemoved(.java:0) at org.openide.nodes.Node.fireSubNodesChange(Node.java:1042) at org.openide.nodes.EntrySupport$Default.notifyRemove(EntrySupport.java:654) at org.openide.nodes.EntrySupport$Default.updateRemove(EntrySupport.java:375) at org.openide.nodes.EntrySupport$Default.setEntries(EntrySupport.java:324) at org.openide.nodes.Children$Keys$2.run(Children.java:1411) at org.openide.util.Mutex.postRequest(Mutex.java:1251) at org.openide.util.Mutex.postWriteRequest(Mutex.java:582) at org.openide.nodes.Children$Keys.applyKeys(Children.java:1420) at org.openide.nodes.Children$Keys.setKeys(Children.java:1364) at org.netbeans.modules.project.ui.ProjectsRootNode$ProjectChildren.propertyChange(ProjectsRootNode.java:318) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339) at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276) at org.netbeans.modules.project.ui.OpenProjectList.close(OpenProjectList.java:709) at org.netbeans.modules.project.ui.actions.CloseProject.actionPerformed(CloseProject.java:81) at org.netbeans.modules.project.ui.actions.LookupSensitiveAction.actionPerformed(LookupSensitiveAction.java:160) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.AbstractButton.doClick(AbstractButton.java:357) at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1225) at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1266) at java.awt.Component.processMouseEvent(Component.java:6134) at javax.swing.JComponent.processMouseEvent(JComponent.java:3265) at java.awt.Component.processEvent(Component.java:5899) at java.awt.Container.processEvent(Container.java:2023) at java.awt.Component.dispatchEventImpl(Component.java:4501) at java.awt.Container.dispatchEventImpl(Container.java:2081) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4301) at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:3965) at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:3895) at java.awt.Container.dispatchEventImpl(Container.java:2067) at java.awt.Window.dispatchEventImpl(Window.java:2458) at java.awt.Component.dispatchEvent(Component.java:4331) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) 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)