Looks pretty self explanatory to me.

Use a new tape. If it has problems, then RMA the drive

Ed wrote:

> Anyone ever see this before? Any advice on what to do?
>
> Ed
>
> ----- TapeAlert Events -----
>
> Warning
> Device: QUANTUM 1 (DOGBERT)
> A severe error occurred while reading or writing data. This job may not
> have been successfully completed.
>
> Critical
> Device: QUANTUM 1 (DOGBERT)
> The tape is from a faulty batch or the tape drive is faulty:
> 1. Use a good tape to test the drive.
> 2. If the problem persists, call the tape drive supplier helpline.