Diagnosis
The background processing system was unable to access the predecessorjob of this job. The required entry in table TBTCO is currently in useby another user. The entry is therefore locked.

System Response
Action not completed.

Procedure
Try to save your job specifications again. The problem should resolveitself without any action from you within a brief period of time.
If the problem does not go away, you can check on the user who holdsthe lock using the lock management facility.