>Emmanuel,
>
>I have encountered something like this before when a table was being closed in the middle of the transaction (not my code!)
>Look for anything like that


Hi Will, I've checked for any table closing and that's not the case. The most extrange thing is that in my office the app works great. This case is specific to one client. I have other clients with the same app and they're ok. I'm starting to think it's a hardware problem or something like that.