java.lang.NullPointerException at org.netbeans.modules.editor.java.MDRFinder$PackageImpl.getClasses(MDRFinder.java:677) at org.netbeans.editor.ext.java.JavaImport.init(JavaImport.java:158) at org.netbeans.editor.ext.java.JavaImport.update(JavaImport.java:122) at org.netbeans.editor.ext.java.JavaSyntaxSupport.getJavaImport(JavaSyntaxSupport.java:155) at org.netbeans.modules.editor.java.NbJavaFoldMaintainer.updateFolds(NbJavaFoldMaintainer.java:580) at org.netbeans.modules.editor.java.NbJavaFoldMaintainer.initFolds(NbJavaFoldMaintainer.java:153) at org.netbeans.editor.fold.spi.FoldHierarchySpi.rebuildMaintainers(FoldHierarchySpi.java:673) at org.netbeans.editor.fold.spi.FoldHierarchySpi.rebuild(FoldHierarchySpi.java:606) at org.netbeans.editor.fold.spi.FoldHierarchySpi$1.propertyChange(FoldHierarchySpi.java:707) at javax.swing.event.SwingPropertyChangeSupport.firePropertyChange(SwingPropertyChangeSupport.java:264) at javax.swing.event.SwingPropertyChangeSupport.firePropertyChange(SwingPropertyChangeSupport.java:232) at javax.swing.JComponent.firePropertyChange(JComponent.java:3819) at org.openide.text.QuietEditorPane.firePropertyChange(QuietEditorPane.java:42) at javax.swing.JComponent.addNotify(JComponent.java:4289) at java.awt.Container.addNotify(Container.java:2049) at javax.swing.JComponent.addNotify(JComponent.java:4288) at java.awt.Container.addNotify(Container.java:2049) at javax.swing.JComponent.addNotify(JComponent.java:4288) at java.awt.Container.addNotify(Container.java:2049) at javax.swing.JComponent.addNotify(JComponent.java:4288) at java.awt.Container.addNotify(Container.java:2049) at javax.swing.JComponent.addNotify(JComponent.java:4288) at java.awt.Container.addImpl(Container.java:658) at java.awt.Container.add(Container.java:518) at org.netbeans.swing.tabcontrol.plaf.DefaultTabbedContainerUI.initDisplayer(DefaultTabbedContainerUI.java:527) at org.netbeans.swing.tabcontrol.plaf.DefaultTabbedContainerUI$ContainerHierarchyListener.hierarchyChanged(DefaultTabbedContainerUI.java:862) at java.awt.Component.processHierarchyEvent(Component.java:5263) at java.awt.Component.processEvent(Component.java:4918) at java.awt.Container.processEvent(Container.java:1569) at java.awt.Component.dispatchEventImpl(Component.java:3615) at java.awt.Container.dispatchEventImpl(Container.java:1627) at java.awt.Component.dispatchEvent(Component.java:3477) at java.awt.Component.createHierarchyEvents(Component.java:4226) at java.awt.Container.createHierarchyEvents(Container.java:939) at java.awt.Container.createHierarchyEvents(Container.java:934) at java.awt.Container.createHierarchyEvents(Container.java:934) at java.awt.Container.createHierarchyEvents(Container.java:934) at java.awt.Container.createHierarchyEvents(Container.java:934) at java.awt.Container.createHierarchyEvents(Container.java:934) at java.awt.Container.createHierarchyEvents(Container.java:934) at java.awt.Container.createHierarchyEvents(Container.java:934) at java.awt.Container.createHierarchyEvents(Container.java:934) at java.awt.Component.show(Component.java:1102) at java.awt.Window.show(Window.java:467) at java.awt.Component.show(Component.java:1133) at java.awt.Component.setVisible(Component.java:1088) at org.netbeans.core.windows.view.DefaultView.showWindowSystem(DefaultView.java:444) at org.netbeans.core.windows.view.DefaultView.windowSystemVisibilityChanged(DefaultView.java:399) at org.netbeans.core.windows.view.DefaultView.changeGUI(DefaultView.java:113) at org.netbeans.core.windows.ViewRequestor.dispatchRequest(ViewRequestor.java:222) at org.netbeans.core.windows.ViewRequestor.processVisibilityRequest(ViewRequestor.java:213) at org.netbeans.core.windows.ViewRequestor.postVisibilityRequest(ViewRequestor.java:156) at org.netbeans.core.windows.ViewRequestor.scheduleRequest(ViewRequestor.java:79) at org.netbeans.core.windows.Central.setVisible(Central.java:60) at org.netbeans.core.windows.WindowManagerImpl.setVisible(WindowManagerImpl.java:651) at org.netbeans.core.windows.WindowSystemImpl.show(WindowSystemImpl.java:56) [catch] at org.netbeans.core.Main$5.run(Main.java:262) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:178) at java.awt.EventQueue.dispatchEvent(EventQueue.java:454) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137) at java.awt.EventDispatchThread.run(EventDispatchThread.java:100) ******************************************************************************************************************************************************* java.lang.NullPointerException at org.netbeans.modules.java.ui.NavigationView.removeNotify(NavigationView.java:181) at java.awt.Container.removeNotify(Container.java:2068) at javax.swing.JComponent.removeNotify(JComponent.java:4304) at java.awt.Container.removeNotify(Container.java:2068) at javax.swing.JComponent.removeNotify(JComponent.java:4304) at java.awt.Container.remove(Container.java:716) at java.awt.Container.remove(Container.java:769) at org.netbeans.modules.editor.NbToolbarSupport.detachToolbarComponent(NbToolbarSupport.java:917) at org.netbeans.modules.editor.NbToolbarSupport.refreshToolbar(NbToolbarSupport.java:519) at org.netbeans.modules.editor.NbToolbarSupport.refreshPaneToolbar(NbToolbarSupport.java:475) at org.netbeans.modules.editor.NbToolbarSupport.processAllToolbars(NbToolbarSupport.java:397) at org.netbeans.modules.editor.NbToolbarSupport.access$200(NbToolbarSupport.java:97) [catch] at org.netbeans.modules.editor.NbToolbarSupport$6.run(NbToolbarSupport.java:244) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:178) at java.awt.EventQueue.dispatchEvent(EventQueue.java:454) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137) at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)