java.lang.NullPointerException at org.openide.awt.Actions$MenuBridge.updateState(Actions.java:627) at org.openide.awt.Actions.connect(Actions.java:117) at org.openide.awt.Actions$MenuItem.(Actions.java:969) at org.netbeans.modules.openide.awt.DefaultAWTBridge.createPopupPresenter(DefaultAWTBridge.java:49) at org.openide.util.Utilities.actionsToPopup(Utilities.java:2217) at org.openide.util.Utilities.actionsToPopup(Utilities.java:2269) at org.openide.explorer.view.TreeView.createPopup(TreeView.java:1070) at org.openide.explorer.view.TreeView$PopupAdapter.showPopup(TreeView.java:1049) at org.openide.awt.MouseUtils$PopupMouseAdapter.maybePopup(MouseUtils.java:152) at org.openide.awt.MouseUtils$PopupMouseAdapter.mousePressed(MouseUtils.java:143) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:222) at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:221) at java.awt.Component.processMouseEvent(Component.java:5551) at javax.swing.JComponent.processMouseEvent(JComponent.java:3126) at java.awt.Component.processEvent(Component.java:5319) at java.awt.Container.processEvent(Container.java:2010) at java.awt.Component.dispatchEventImpl(Component.java:4021) at java.awt.Container.dispatchEventImpl(Container.java:2068) at java.awt.Component.dispatchEvent(Component.java:3869) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4256) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3933) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3866) at java.awt.Container.dispatchEventImpl(Container.java:2054) at java.awt.Window.dispatchEventImpl(Window.java:1774) at java.awt.Component.dispatchEvent(Component.java:3869) at java.awt.EventQueue.dispatchEvent(EventQueue.java:463) [catch] at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:275) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:196) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:190) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:182) at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)