>>another error with a small test project. I didn't create a prg named ab.prg . I just tried dblclick to it at project.
>
>when do you get this "invalid file or path name" error?
>when clicking on the file to open it?

Your wizard created a new project and said me "test your new project". So I just tried to click files at new project. I see a new file named "ab" and just curious about it... This is just a so simple project, I can send you it if you want.