Have a look at this KB article from Microsoft, perhaps it applies to your
scenario:

http://support.microsoft.com/kb/928385

Best regards,

Andy

Andy Raibeck
IBM Software Group
Tivoli Storage Manager Client Product Development
Level 3 Team Lead
Internal Notes e-mail: Andrew Raibeck/Tucson/IBM@IBMUS
Internet e-mail: storman AT us.ibm DOT com

IBM Tivoli Storage Manager support web page:
http://www.ibm.com/software/sysmgmt/products/support/IBMTivoliStorageManager.html


The only dumb question is the one that goes unasked.
The command line is your friend.
"Good enough" is the enemy of excellence.

"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> wrote on 2009-03-10
22:12:16:

> I have a newbie question
>
> I have 3 Windows Nodes defined on TSM server, CAP3A, CAP3B, CAP3C,
> with a schedule for each.
>
> Currently:
>
> 3A - Active Node
> 3B - Passive Node
> 3C - Cluster Name
>
> Usually things work fine; however, there SAN work done on the server
> over the weekend and now backup fails on passive node.
>
> The schedule results are:
>
> 3B fails with error: ANS1153E '\\CAP3C\c$: is a cluster disk. (for
> local drives)
>
> 3C backs up cluster disks (the active node) - no error.
>
> 3A backs up local drives.
>
> How do I get TSM to not think 3B's local drives are cluster disks
> when they are not?
>
> It is a production box so I don't have permission to fail cluster
> back and forth. (unless that is the only answer)
>
> Thank very much for your help,
> Kerri