CMMVC5442EThe add VDisk copy task cannot be initiated because the number of MDisks that you have selected is not equal to the number of VDisk copies that you are attempting to add.
Explanation
When you specify a sequential or image VDisk copy type, you must select the same number of MDisks as the number of VDisk copies that you are attempting to add.
Action
Select a unique MDisk for each VDisk copy that you want to add, and resubmit the task.