java.lang.NullPointerException
   at org.openide.actions.ToolsAction$Popup$MyMenu.popupMenuWillBecomeInvisible(ToolsAction.java:421)
   at javax.swing.JPopupMenu.firePopupMenuWillBecomeInvisible(JPopupMenu.java:698)
   at javax.swing.JPopupMenu.setVisible(JPopupMenu.java:795)
   at javax.swing.JMenu.setPopupMenuVisible(JMenu.java:347)
   at javax.swing.JPopupMenu.menuSelectionChanged(JPopupMenu.java:1480)
   at javax.swing.MenuSelectionManager.setSelectedPath(MenuSelectionManager.java:112)
   at javax.swing.MenuSelectionManager.clearSelectedPath(MenuSelectionManager.java:144)
   at javax.swing.plaf.basic.BasicPopupMenuUI$MouseGrabber.cancelPopupMenu(BasicPopupMenuUI.java:917)
   at javax.swing.plaf.basic.BasicPopupMenuUI$MouseGrabber.eventDispatched(BasicPopupMenuUI.java:828)
   at java.awt.Toolkit$SelectiveAWTEventListener.eventDispatched(Toolkit.java:2440)
   at java.awt.Toolkit$ToolkitEventMulticaster.eventDispatched(Toolkit.java:2332)
   at java.awt.Toolkit.notifyAWTEventListeners(Toolkit.java:2290)
   at java.awt.Component.dispatchEventImpl(Component.java:4779)
   at java.awt.Container.dispatchEventImpl(Container.java:2292)
   at java.awt.Window.dispatchEventImpl(Window.java:2739)
   at java.awt.Component.dispatchEvent(Component.java:4705)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:746)
   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.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:86)
   at java.awt.EventQueue$4.run(EventQueue.java:719)
   at java.awt.EventQueue$4.run(EventQueue.java:717)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:716)
   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)