ANR1951W
Device class device class uses a recording format format (format code) that is not supported for device type device type. FORMAT=DRIVE will be used instead.

Explanation

During a migration from z/OS® to AIX®, or from z/OS to Linux on System z®, a device class was encountered that uses a recording format that is not supported by the device type on the target platform.

System action

The recording format will be replaced with FORMAT=DRIVE.

User response

Verify whether FORMAT=DRIVE supports your media type. If not, update the device class, specifying a supported recording format.