Offline Tape Drives appear in Backup Exec 2012 User Interface after create several backup job definitions for multiple remote servers.
Excessive deduplication device paths from several Remote Agent for Windows Servers configured with having direct access to the Backup Exec Deduplication Disk Storage Device will cause the max ost device path limit to be exceeded.
For more information please see the related tech note for more information
This issue has been closed as non-reproducible.
Please see related tech note for workaround/