CMMVC4176W The target VDisk in the FlashCopy mapping that you have selected to prepare and start is the source VDisk of a different FlashCopy mapping which is active. It is recommended that you prepare and start the FlashCopy mapping only if you want to restore data from the selected mapping's source VDisk to its target VDisk. Click Continue for Restoring to force the prepare and start of the specified FlashCopy mapping to restore the data, or click Cancel to cancel the operation and return to the previous panel.