>WITH THISFORM.grdpayroll
> .RECORDSOURCE = ""
> .SETALL("CONTROLSOURCE", "", "COLUMN")
> .COLUMNCOUNT = -1
>ENDWITH

All the other code looks fine. In the above, try removing the Setall and the Columncount = -1, you don't need those, from what I see - see if that does anything. Ordinarily the cursor source will work fine, and the Valid will fire whether the controls are Readonly or not.