Its been in this state for a couple days it seems:
2013-10-29 14:03:01: Scheduler Thread - Cancelling task because task “153_1178-1178” could not be found
2013-10-29 14:03:01: Scheduler Thread - The task has either been changed externally (and requeued), or the Job has been deleted.
2013-10-29 14:03:17: Scheduler Thread - Cancelling task because task “153_1178-1178” could not be found
2013-10-29 14:03:17: Scheduler Thread - The task has either been changed externally (and requeued), or the Job has been deleted.
2013-10-29 14:03:35: Scheduler Thread - Cancelling task because task “153_1178-1178” could not be found
2013-10-29 14:03:35: Scheduler Thread - The task has either been changed externally (and requeued), or the Job has been deleted.
2013-10-29 14:03:53: Scheduler Thread - Cancelling task because task “153_1178-1178” could not be found
2013-10-29 14:03:53: Scheduler Thread - The task has either been changed externally (and requeued), or the Job has been deleted.
2013-10-29 14:04:09: Scheduler Thread - Cancelling task because task “153_1178-1178” could not be found
2013-10-29 14:04:09: Scheduler Thread - The task has either been changed externally (and requeued), or the Job has been deleted.
2013-10-29 14:04:26: Scheduler Thread - Cancelling task because task “153_1178-1178” could not be found
2013-10-29 14:04:26: Scheduler Thread - The task has either been changed externally (and requeued), or the Job has been deleted.
2013-10-29 14:04:45: Scheduler Thread - Cancelling task because task “153_1178-1178” could not be found
2013-10-29 14:04:45: Scheduler Thread - The task has either been changed externally (and requeued), or the Job has been deleted.
2013-10-29 14:05:02: Scheduler Thread - Cancelling task because task “153_1178-1178” could not be found
2013-10-29 14:05:02: Scheduler Thread - The task has either been changed externally (and requeued), or the Job has been deleted.