>>>>>Does this app is used in a network by a lot of users?
>>>>
>>>>Yes. Windows NT with up to 10 users.
>>>
>>>If you have access to the server take a look at the open files applet to see if one of the table was still open by somebody on the network.
>>>If its the case, use the aplet to close the handle.
>>
>>Ok. I'll look into it next time.
>>
>>But the problem is that I'm never on site... so I was hoping for a solution where I could cleanup everything on app shutdown (normal or otherwise).
>
>The best solution will be to find what cause the crash first...

Yes :) ... I think I'm on to that one.

Thanks for your help.