The MPC one-line elements were bad, failed, and then ApplyConstraints threw a fatal exception:
01-Nov-2011 11:44:05.7: Plan CK11S020 next Obs is O3
01-Nov-2011 11:44:05.7: CK11S020failed, bad elements, ephemerides, or bad planet in Obs O3
01-Nov-2011 11:44:05.7: **EXCEPTION IN SCHEDULER:
01-Nov-2011 11:44:05.7: ASSERT: ApplyConstraints() given Plan in wrong state
01-Nov-2011 11:44:05.7: Traceback:
at DC3.Scheduler.Engine.ApplyConstraints(Plan P, Observation O, DateTime ObsTime)
at DC3.Scheduler.Engine.SelectRunningPlans()
at DC3.Scheduler.Engine.DoSchedulePass()
at DC3.Scheduler.Engine.Run()