ARC1319I
DATA SET IN USE BY ANOTHER USER OR JOB, BACKUP REJECTED

Explanation

During backup command processing, an attempt was made to serialize use of a data set. The serialization failed because the data set was already in use for update by another job or user. In message ARC1001I or ARC0734I, the values for reascode are:
Reascode
Meaning
0
An error occurred in enqueing or allocating the non-VSAM data set to be backed up.
8
An error occurred in allocating the VSAM base cluster to be backed up.
12
An error occurred in enqueing the VSAM base cluster to be backed up.

System action

The backup command ends. DFSMShsm processing continues.

Programmer response

Retry the backup command when the data set is not in use.

Source

DFSMShsm