Error received on the following step:
Save and Upgrade Model and Object Libraries SBMJOB CMD(YAPYMDLCHG MDLLIB(PCR1MDL)) LOG(4 00 *SECLVL) LOGCLPGM(*YES)
Pressing enter Receives Y2E0028 error message:
Previous conversion of Model PCR1MDL not completed
CAUSE: A previous execution of YAPYMDLCHG for model PCR1MDL failed to complete, so model contains work files whose names begin with 'Z'.
(1) Determine cause of failure and correct error. Consult customer support if uncertain.
(2) Restore model from a backup and re-run YAPYMDLCHG command.
Y2E0028 error code.
This is resolved by deleting the old ZJOBLSTRFP file and then rerunning the YAPYMDLCHG command.