KFU00015E MVS service has failed; MACRO=ATTACH PROGRAM=name R15=return code
Explanation
The reported program, about to be run by the workflow, could not be
invoked.
System action
Processing stops.
User response
Check the job log for messages associated with the failed attach request. Refer to
the ATTACH return codes in IBM®
Documentation for corrective action. Otherwise, contact IBM Software
Support.