java.lang.NullPointerException
   at org.netbeans.modules.javadoc.highlighting.Highlighting$HSImpl.moveNext(Highlighting.java:188)
   at org.netbeans.modules.editor.lib2.highlighting.CheckedHighlightsSequence.moveNext(CheckedHighlightsSequence.java:102)
   at org.netbeans.modules.editor.lib2.highlighting.ProxyHighlightsContainer$Sequence2Marks.moveNext(ProxyHighlightsContainer.java:432)
   at org.netbeans.modules.editor.lib2.highlighting.ProxyHighlightsContainer$ProxySeq.moveNext(ProxyHighlightsContainer.java:287)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.updateHighlight(HighlightsViewFactory.java:186)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.createView(HighlightsViewFactory.java:124)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createNextView(ViewBuilder.java:473)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createViews(ViewBuilder.java:412)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createReplaceAndRepaintViews(ViewBuilder.java:705)
   at org.netbeans.modules.editor.lib2.view.ViewUpdates.initChildren(ViewUpdates.java:243)
   at org.netbeans.modules.editor.lib2.view.DocumentView.initChildren(DocumentView.java:692)
   at org.netbeans.modules.editor.lib2.view.EditorBoxViewChildren.paintChildren(EditorBoxViewChildren.java:882)
   at org.netbeans.modules.editor.lib2.view.EditorBoxViewChildren.paintChildren(EditorBoxViewChildren.java:873)
   at org.netbeans.modules.editor.lib2.view.EditorBoxViewChildren.paint(EditorBoxViewChildren.java:864)
   at org.netbeans.modules.editor.lib2.view.EditorBoxView.paint(EditorBoxView.java:454)
   at org.netbeans.modules.editor.lib2.view.DocumentView.paint(DocumentView.java:1029)
   at org.netbeans.modules.editor.lib2.view.EditorView.paint(EditorView.java:164)
   at javax.swing.plaf.basic.BasicTextUI$RootView.paint(BasicTextUI.java:1422)
   at javax.swing.plaf.basic.BasicTextUI.paintSafely(BasicTextUI.java:722)
   at javax.swing.plaf.basic.BasicTextUI.paint(BasicTextUI.java:869)
   at javax.swing.plaf.basic.BasicTextUI.update(BasicTextUI.java:848)
   at javax.swing.JComponent.paintComponent(JComponent.java:752)
   at javax.swing.JComponent.paint(JComponent.java:1029)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JViewport.paint(JViewport.java:747)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at org.netbeans.swing.tabcontrol.TabbedContainer.paint(TabbedContainer.java:959)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at org.netbeans.core.windows.view.ui.MultiSplitPane.paint(MultiSplitPane.java:330)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at org.netbeans.core.windows.view.ui.MultiSplitPane.paint(MultiSplitPane.java:330)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JLayeredPane.paint(JLayeredPane.java:567)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at org.netbeans.core.windows.view.ui.MainWindow$1.paint(MainWindow.java:155)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JLayeredPane.paint(JLayeredPane.java:567)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paintToOffscreen(JComponent.java:5131)
   at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1479)
   at javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1410)
   at javax.swing.BufferStrategyPaintManager.paint(BufferStrategyPaintManager.java:294)
   at javax.swing.RepaintManager.paint(RepaintManager.java:1224)
   at javax.swing.JComponent.paint(JComponent.java:1015)
   at java.awt.GraphicsCallback$PaintCallback.run(GraphicsCallback.java:21)
   at sun.awt.SunGraphicsCallback.runOneComponent(SunGraphicsCallback.java:60)
   at sun.awt.SunGraphicsCallback.runComponents(SunGraphicsCallback.java:97)
   at java.awt.Container.paint(Container.java:1780)
   at java.awt.Window.paint(Window.java:3375)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:796)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:713)
   at javax.swing.RepaintManager.seqPaintDirtyRegions(RepaintManager.java:693)
   at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(SystemEventQueueUtilities.java:125)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:148)
   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)