Anker,

Is it possible that there are two or more sessions running for the TDP
client simultaneously?  The MAXNUMMP value is total for the node, so if it
is '1', and you start two sessions (e.g. two RMAN scripts), one of them
will not have a mount point available...

Regards,
Robin Sharpe
Berlex Labs

"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> wrote on 09/14/2006
11:53:38 AM:

> ORA-19511: Error received from media manager layer, error text:
>    ANS0326E (RC41)   This node has exceeded its maximum number of mount
> points.
>
> Actually, I don't understand why these backups are calling for multiple
> drives anyway.  They're routine Oracle log backups that happen many times
> a day and run successfully 99.9% of the time.  Similarly, the Windows
> backups are routine nightly backups.  I'm not trying to stream to
multiple
> tapes.  Why shouldn't MAXNUMMP=1 do the job?
>