James,
If it's on a report, it is usually due to a function or variable that cannot be resolved at runtime. You can try opening the FRX as a table and looking at the last item(s) you changed.

Unfortunately, I usually find myself going to a backup copy :-((

>Anyone,
>
>Know what might cause the above VFP 5.0 error (which incidently causes VFP to close).
>
>Regards,
>
>James.