CMMVC6528E The command cannot be initiated because the MDisk mode is not set to Array.
Explanation
Any MDisk that you specify for this command must be a local MDisk that is an array of LDisks. The mode of the MDisk that you have specified is not Array.
User response
Either select a different MDisk that is a local MDisk and is an array of LDisks, or configure the system so that the MDisk that you have specified is a local MDisk and is an array of LDisks, and resubmit the command.