The simplest fix for this I've found is to issue the CLEAR DEBUG command in the command window. This automatically clears all Debugger settings back to factory defaults.

>I have written a fairly large application using (regrettably) the VFP6 Foundation Classes Framework.
>
>I have been fighting this C0000005 error that occurred frequently throughout the app, mainly by simplifying things, removing things etc.
>
>Now I have this strange situation:
>
>0. If I don't bring up the Debugger, the app runs ok, and exits cleanly.
>1. If I'm in the app and no window is open, I can bring up the Debugger ok from a menu option.
>2. With the debugger open, as soon as I do anything, click on any toolbar button or select a menu choice to launch a form, it gives C0000005
>3. If anywhere from within a form I launch the Debugger, it immediately gives C0000005
>
>Can anyone give me some pointers as to where to look for this, or what would cause this.
>
>I don't want to go back to 2 months earlier code, which was last when I did not have this error.
>
>Thanks so much in advance for any advice.
>
>Hermann Strijewski,
>Clearwater, FL.