503E

Error generating ACB for file “<ddname>“, RC=<rc>, ERR=<error>

Reason

An error occurred while attempting to generate an ACB for the DDNAME you specified.

<ddname>: The filename containing the error
<rc>: The return code presented in register 15
<error>: The reason code presented in register 0 upon return from the OPEN (VSAM files).

Action

See the IBM manual Using VSE/VSAM Macros or the equivalent for GENCB macro codes and take any action indicated. Contact CA Support for further assistance.