>>What is your Excel version? I vaguelly recall seeing this problem discussed on another forum, but I think I need more information.
>
>I think it was Excel 97 (I am not at work now), but I got the same problem with more recent versions.
>
>>Is your application already closed at the time of error? Do you use form's reference to Excel object or just a local variable?
>
>The error appears even after closing the application, i.e., no open references AFAIK.

Ok, I'll search for the problem on another forum.