The BKF media created by the backup job targeted to a Tandberg RDX1000 drive does not get associated with the media set specified in the job configuration. Backup job targeted to RDX1000 disk cartridge completes successfully but associates the BKF file to “Backup Exec and Windows NT backup” media set as an imported media instead of user defined media set as per backup job configuration.

This issue is currently under investigation by Symantec Corporation. For more information please check the following article.

http://www.symantec.com/docs/TECH191711