java.lang.ArrayIndexOutOfBoundsException: -536863326
   at org.netbeans.modules.editor.lib2.document.CharContent.charAt(CharContent.java:80)
   at org.netbeans.modules.editor.lib2.highlighting.WhitespaceHighlighting$HS.moveNext(WhitespaceHighlighting.java:306)
   at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$Wrapper.fetchNextHighlight(DirectMergeContainer.java:443)
   at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$Wrapper.<init>(DirectMergeContainer.java:408)
   at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$HlSequence.<init>(DirectMergeContainer.java:198)
   at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer.getHighlights(DirectMergeContainer.java:104)
   at org.netbeans.modules.editor.hints.HintsUI$4$1.run(HintsUI.java:1024)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1391)
   at org.netbeans.modules.editor.hints.HintsUI$4.run(HintsUI.java:1022)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
Caused: org.openide.util.RequestProcessor$FastItem: task failed due to: java.lang.ArrayIndexOutOfBoundsException: -536863326