join the club, I have been working with veritas and storagetek for a year
and have yet to figure out why brand new tapes will get abandoned in the
drive. tho it is not as bad as it was. When I change the unmount timeout
value to 1800 I did not have as many get stuck. I now only get 1 or 2 a mouth
were I was getting about 20 a month.

"Heine Didriksen" wrote:
>Hi,
>
>I have a Win2K server with Netbackup Datacenter 4.5, and a HP MSL5030 tape
>library with two LTO drives. Everything runs fine, except I sometimes get
>Media Positioning Error on my backups. Until now, I have used about 80
>tapes, and five of them has been frozen by Netbackup or manually because
of
>this error. Sometimes the tape stays in the drive, and the library has to
be
>rebooted before it ejects. It's a little bit annoying, because apart for
>this problem I'm 100% happy with NB4.5.
>I have not figured out why this happens. The drives have been cleaned. and
>all the tapes are brand new.
>I'm wondering if it is a problem with the tapes or a problem with the
>library/drives.
>Any suggestions?
>
>
>Any feedback will be appreciated.
>
>-Heine Didriksen
> Bergen, Norway
>
>