java.lang.IndexOutOfBoundsException: Invalid line index=1 >= lineCount=1
   at org.netbeans.modules.editor.lib2.document.LineRootElement.getElement(LineRootElement.java:84)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.updateLineEndOffset(HighlightsViewFactory.java:344)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.createView(HighlightsViewFactory.java:218)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createNextView(ViewBuilder.java:898)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createViews(ViewBuilder.java:735)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createReplaceRepaintViews(ViewBuilder.java:689)
   at org.netbeans.modules.editor.lib2.view.ViewUpdates.updateViewsByModification(ViewUpdates.java:311)
   at org.netbeans.modules.editor.lib2.view.ViewUpdates.removeUpdate(ViewUpdates.java:277)
   at sun.reflect.GeneratedMethodAccessor200.invoke(GeneratedMethodAccessor200.java:0)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:457)
   at $Proxy25.removeUpdate(.java:0)
   at org.netbeans.lib.editor.util.swing.PriorityDocumentListenerList.removeUpdate(PriorityDocumentListenerList.java:116)
   at javax.swing.text.AbstractDocument.fireRemoveUpdate(AbstractDocument.java:243)
   at org.netbeans.editor.BaseDocument.fireRemoveUpdate(BaseDocument.java:1619)
   at org.netbeans.editor.BaseDocument.handleRemove(BaseDocument.java:1013)
   at org.netbeans.editor.BaseDocument.remove(BaseDocument.java:931)
   at org.openide.text.CloneableEditorSupport$4.run(CloneableEditorSupport.java:833)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:317)
   at org.openide.text.NbDocument.runAtomic(NbDocument.java:436)
   at org.openide.text.CloneableEditorSupport.clearDocument(CloneableEditorSupport.java:827)
   at org.openide.text.CloneableEditorSupport.access$1400(CloneableEditorSupport.java:129)
   at org.openide.text.CloneableEditorSupport$9$1Query.call(CloneableEditorSupport.java:1843)
   at org.openide.text.CloneableEditorSupport$9.run(CloneableEditorSupport.java:1856)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:317)
   at org.openide.text.NbDocument.runAtomic(NbDocument.java:436)
   at org.openide.text.CloneableEditorSupport.reloadDocument(CloneableEditorSupport.java:1806)
   at org.openide.text.CloneableEditorSupport.checkReload(CloneableEditorSupport.java:2389)
   at org.openide.text.CloneableEditorSupport.access$2500(CloneableEditorSupport.java:129)
   at org.openide.text.CloneableEditorSupport$Listener$1.run(CloneableEditorSupport.java:3010)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:317)
   at org.openide.text.NbDocument.runAtomic(NbDocument.java:436)
   at org.openide.text.CloneableEditorSupport$Listener$1.run(CloneableEditorSupport.java:3000)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:666)
   at java.awt.EventQueue.access$400(EventQueue.java:81)
   at java.awt.EventQueue$2.run(EventQueue.java:627)
   at java.awt.EventQueue$2.run(EventQueue.java:625)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:636)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   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)