ARC0921I
ERROR ON NOTE MACRO, RC= retcode

Explanation

A SETSYS command has specified that the 3480 single-file format is being used. DFSMShsm has issued a NOTE macro for a 3480 tape volume. The NOTE macro has failed. There are three possible return codes:
Retcode
Meaning
4
Does not support block ID.
8
Invalid input parameters are specified.
12
An I/O error has occurred during the RDBLKID command.

System action

The migration, backup, or recycle action fails. DFSMShsm processing continues.

Programmer response

For more information about the NOTE macro and its return codes, see z/OS DFSMS Using Data Sets or z/OS DFSMS Macro Instructions for Data Sets

Source

DFSMShsm