Drive is Marked Offline - Cleaning Required
Article ID: MM0047 Drive Status in Master Drive Pool Details View and Drive Properties shows drive marked Offline.
The Offline Reason for the drive displays the following message:
Drive indicates that cleaning is required. For a regular library ensure that you have cleaning tapes in the cleaning pool of the library. Then right click on the drive and choose clean option. For standalone, insert the cleaning tape into the drive manually and wait for it to unload after cleaning is completed. Then right click on the drive to mark it as cleaned.
Drive might require cleaning.