IXZ0301E

Explanation
The JESXCF component attempted to attach a task on behalf of an
internal JESXCF function.  The attach was unsuccessful.
In the message text: modname
The name of the module that was to be attached as a task
retcode
The return code from the MVS™ attach
service

System action
JESXCF processing continues.

Operator response
Notify your system programmer.

System programmer response
Search the problem reporting data bases for a fix to this coding
problem.  If a fix exists, correct the problem and then restart the
system to reinitialize the failed JESXCF function.  If no fix exists
for this particular problem, record the message number and the return
code, and contact your IBM® Support
Center.

Source
JES common coupling services (JESXCF)

Module
IXZRCAT

Routing code
10

Descriptor code
2,12