Rajesh,

Does SQL 2000 also happen to be installed on that machine?

Did you look at the following Q articles:
   http://support.microsoft.com/default.aspx?scid=kb;en-us;Q280759
   http://support.microsoft.com/default.aspx?scid=kb;en-us;Q323602

Some others that may be of interest:
   http://support.microsoft.com/default.aspx?scid=kb;en-us;Q240213
   http://support.microsoft.com/default.aspx?scid=kb;en-us;Q198891

Thanks,

Del

----------------------------------------------------

Del Hoobler
IBM Corporation
hoobler AT us.ibm DOT com

- Never cut what can be untied.
- Commit yourself to constant improvement.

=======================================================================
> I have run into a problem with the SQL TDP v 2.2. When I try to backup
> a SQL7.0 database with the SQL TDP GUI I get the following error:
> The Virtual Device Interface is not registered with the Common Object
Model.
> Microsoft has some workaround for the problem about changing a registry
entry.
> But if someone has seen this before and has successfully resolved the
issue
> then it would help us a lot.
> I am not having any problems backing up other SQL Servers 7.0 to the same
TSM Server.