java.lang.ArrayIndexOutOfBoundsException: 510
   at org.netbeans.lib.editor.view.GapObjectArray.getItem(GapObjectArray.java:109)
   at org.netbeans.lib.editor.view.GapBoxViewChildren.getChild(GapBoxViewChildren.java:220)
   at org.netbeans.lib.editor.view.GapBoxView.getChild(GapBoxView.java:1608)
   at org.netbeans.lib.editor.view.GapBoxView.getView(GapBoxView.java:483)
   at org.netbeans.modules.versioning.diff.DiffSidebar.paintComponentUnderLock(DiffSidebar.java:655)
   at org.netbeans.modules.versioning.diff.DiffSidebar.access$100(DiffSidebar.java:102)
   at org.netbeans.modules.versioning.diff.DiffSidebar$3.run(DiffSidebar.java:600)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1409)
   at org.netbeans.modules.versioning.diff.DiffSidebar.paintComponent(DiffSidebar.java:598)
   at javax.swing.JComponent.paint(JComponent.java:1029)
   at javax.swing.JComponent.paintToOffscreen(JComponent.java:5124)
   at javax.swing.RepaintManager$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.dispatchEvent(EventQueue.java:597)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:137)
   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)