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$ProxySeq.moveNext(ProxyHighlightsContainer.java:287)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.updateHighlight(HighlightsViewFactory.java:186)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.createView(HighlightsViewFactory.java:124)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createNextView(ViewBuilder.java:473)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createViews(ViewBuilder.java:412)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createReplaceAndRepaintViews(ViewBuilder.java:705)
   at org.netbeans.modules.editor.lib2.view.ViewUpdates.initChildren(ViewUpdates.java:243)
   at org.netbeans.modules.editor.lib2.view.DocumentView.initChildren(DocumentView.java:692)
   at org.netbeans.modules.editor.lib2.view.EditorBoxViewChildren.getEditorViewChildrenValid(EditorBoxViewChildren.java:446)
   at org.netbeans.modules.editor.lib2.view.EditorBoxViewChildren.viewToModelChecked(EditorBoxViewChildren.java:809)
   at org.netbeans.modules.editor.lib2.view.EditorBoxView.viewToModelChecked(EditorBoxView.java:447)
   at org.netbeans.modules.editor.lib2.view.DocumentView.viewToModelChecked(DocumentView.java:1121)
   at org.netbeans.modules.editor.lib2.view.EditorView.viewToModel(EditorView.java:347)
   at javax.swing.plaf.basic.BasicTextUI$RootView.viewToModel(BasicTextUI.java:1540)
   at javax.swing.plaf.basic.BasicTextUI.viewToModel(BasicTextUI.java:1089)
   at javax.swing.plaf.basic.BasicTextUI.viewToModel(BasicTextUI.java:1062)
   at org.netbeans.editor.BaseTextUI.viewToModel(BaseTextUI.java:350)
   at org.netbeans.editor.BaseTextUI.getPosFromY(BaseTextUI.java:342)
   at org.netbeans.editor.CodeFoldingSideBar.getPaintInfo(CodeFoldingSideBar.java:274)
   at org.netbeans.editor.CodeFoldingSideBar.paintComponent(CodeFoldingSideBar.java:523)
   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.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.paintToOffscreen(JComponent.java:5124)
   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._paintImmediately(JComponent.java:5072)
   at javax.swing.JComponent.paintImmediately(JComponent.java:4882)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:785)
   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.dispatchEventImpl(EventQueue.java:642)
   at java.awt.EventQueue.access$000(EventQueue.java:85)
   at java.awt.EventQueue$1.run(EventQueue.java:603)
   at java.awt.EventQueue$1.run(EventQueue.java:601)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:612)
   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)