>I have a aplication in VFP. I use a screen that call the other ones in my project.
>
>For Example:
> Form1 call form2,form3...
>I don't Know why sometimes for2 or other one lock. I have to use ctrl+alt+del to exit from fox.
>
>Note: All Forms are Modal and allwaysONTOP = .t.

I've had this occur when I had a controlsource that didn't exist or was misspelled on some object in a "modal on modal" situation...it only locked up sometimes, why I can't say...