>>What about computers where application runs w/problem. Do they have the same dll version? What they have in common the other don't?
> Yes, I checked the machine where the problem occurs, and on that machine, the dlls are current. I've tried this on 2 machines at the client site. I suppose I could try it on another machine, but my guess is that they will all behave the same.
> Do you have any other ideas about what could be causing this?
> Thanks
Nope.