ANR1180W
Access mode for volume volume name has been set to "unavailable" due to file read or integrity errors.

Explanation

During processing of a storage pool volume, input/output or other errors occur that force the server to mark the volume unavailable for further processing.

System action

The server sets the volume status to unavailable.

User response

Correct the errors that set the volume to unavailable, or use the DELETE VOLUME command to remove it from the system.