>
>It doesn't help that you have defined .ControlSource = ""
>
>If you look columns / checkboxes in column1 and column2 you see that
>column2.controlsource is table.f1 and VFP added it without a problem
>(maybe because it is initialized before the column) but in this case both
>do the same - one with an error.
>
>
>AT

you can change the check1.controlsource -> this cannot be done too...