ADR392E

Explanation
Allocation of the data set using the name generated
from the RENAME parameter (dsname1) was attempted,
but a data set with the new name (dsname2) exists
on the volume.

System action
Message ADR380E might follow this message. The
return code is 8.

Operator response
None.

Programmer response
Either scratch the existing data
set with the name created from the RENAME or RENAMEU keyword, use
another name in the RENAME or RENAMEU keyword process to generate
a data set name that does not exist on the volume, or specify the
REPLACEUNCONDITIONAL keyword if you want to replace the existing data
set name. Rerun the job.

Source
DFSMSdss