Thanks for the response, but no, the database was not included in the project.

>Did you check to see if the database is marked include in your project file. If the database file is marked included some time it does cause the problem.
>
>>As anybody got this weird problem: when opening a form (via a DO FORM or
>>MODIFY FORM), if the database is open, VFP generate a "File access
>>denied" error and won't load the form.
>>
>>The only solution I found, is to remove the database from the project,
>>pack the project and add the database again.
>>
>>I searched the KB without any success.