[torqueusers] pbs_sched cores - repost

[Stevens, Michael]

> Two possibilities worth exploring:
 [snip]
> http://serverfault.com/questions/253932/torque-works-half-of-the-time-fails-no-permission-the-other-half

This thread led me to discover some old <jobnumber>.BK files in ./server_priv/jobs from back in February.  I've backed up and deleted those files, and restarted the server and scheduler.  Hopefully, that will help.