java.lang.NullPointerException
        at org.netbeans.modules.debugger.jpda.projects.EditorContextImpl$5.run(EditorContextImpl.java:836)
        at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:129)
        at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:113)
Caused: org.netbeans.modules.parsing.spi.ParseException
        at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:192)
        at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:99)
        at org.netbeans.modules.debugger.jpda.projects.EditorContextImpl.getMethodLineNumbers(EditorContextImpl.java:831)
        at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider.getAnnotationLines(BreakpointAnnotationProvider.java:302)
        at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider.addAnnotationTo(BreakpointAnnotationProvider.java:324)
        at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider.access$300(BreakpointAnnotationProvider.java:90)
        at org.netbeans.modules.debugger.jpda.projects.BreakpointAnnotationProvider$AnnotationRefresh.run(BreakpointAnnotationProvider.java:236)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:602)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1084)