Are you perhaps running v2003 with the infamous SP3 installed? This problem
is one of the most commonly reported bugs associated with this service pack.
If this is your situation, here's a page by Allen Browne with most of the
bugs and a link to Micro$oft's site where there's a hotfix:

http://allenbrowne.com/bug-Access2003SP3.html

--
There's ALWAYS more than one way to skin a cat!

Answers/posts based on Access 2000/2003

Message posted via http://www.accessmonster.com