javax.swing.text.BadLocationException: Invalid offset=2455, docLength=2299
        at org.netbeans.editor.DocumentContent.checkOffset(DocumentContent.java:303)
        at org.netbeans.editor.DocumentContent.createPosition(DocumentContent.java:94)
        at javax.swing.text.AbstractDocument.createPosition(AbstractDocument.java:816)
        at org.netbeans.modules.java.editor.semantic.OccurrencesMarkProvider.createMarks(OccurrencesMarkProvider.java:118)
        at org.netbeans.modules.java.editor.semantic.MarkOccurrencesHighlighter.run(MarkOccurrencesHighlighter.java:177)
        at org.netbeans.modules.java.editor.semantic.MarkOccurrencesHighlighter.run(MarkOccurrencesHighlighter.java:73)
        at org.netbeans.api.java.source.JavaSource$CompilationJob.run(JavaSource.java:1524)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
        at java.lang.Thread.run(Thread.java:619)