Although I havn't tried it in VFP6, this same problem existed in VFP5 - it caused a GPF. Not a new problem - just an old one that probably didn't get fixed.

>Mike
>
>> I haven't found anything *yet* that I need a VFP patch
>> for, other than COM server problems.
>
>Try running a form with a grid class whose column controlsources do not match fields in the grid's recordsource- eg, instead of "mycursor.unique_id" set a column's controlsource to non-existent "mycursor.uneek_id".
>
>Regards
>
>JR