java.lang.NullPointerException
   at com.kenai.redminenb.query.RedmineQueryController$8.guardedRun(RedmineQueryController.java:557)
   at com.kenai.redminenb.util.CancelableRunnable.run(CancelableRunnable.java:13)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)