>I put a function in the ControlSource of one of my columns and now I get a blank grid!
>
>My function is being passed a numeric argument and I read something in the Dec98 FoxAdvisor that said I couldn't do that, so it suggested passing a dummy character argument as well to get around it.
>
>Still no luck...
>
>Any ideas?

It's safer to set customized column.controlsource programmatically:
Grid.ColumnX.Controlsource="0+Thisform.GetColumnX(mycursor.myfieldX)"
Grid.Refresh