How to use the same media as the last backup run?

Issue 

The backup run failed. How to use the same set of tapes or vtapes (media volumes) used in the failed run for the next backup run?

Solution 

Use amrmtape command to delete the media volumes used in last backup run. Label the tapes again using amlabel command. These command should be executed as amandabackup user.

$ amrmtape <config name> Daily-10
$ amlabel <config name> Daily-10 slot 3