dasd.e8d084 `<bus ID of the DASD>`: Accessing the DASD failed because of an incorrect format (rc=`<return code>`)

Explanation
The format of the DASD is not correct.
User response
Check the device format. For details about the return code see the
section about the INITIALIZE function for DIAGNOSE Code X'250'
in "z/VM CP Programming Services". If you cannot resolve the error, note
the return code and contact your support organization.
Severity
Warning