Thanks for the reply. I will check out the link for roll back.

I have already tried the MDAC Checker and as I click on the exe it says application...

I am sorry I posted an incomplete message up there. My second question was:

"Is there a difference in the MDAC verions that come with windows 2000 (Professional), Windows 2000( Server...

While we are at it. Can anyone of you tell me how to check what version of MDAC I am running and how to roll back a version of MDAC...