As it turns out, the reason I wasn't able to get that to work earlier was simply because I didn't have SET CLASSLIB on.
I tellya, it's always the simplest things, isn't it? <g>
Thanks, Marcia.
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BTW, I saw your tip in message #792792, for specifying the custom column's textbox, and I wonder if you know of any way to point it to my visual textbox custom baseclass, instead of having to duplicate it in code.>
>Sure, why not? I generally have my grid text box in the same vcx as the grid class and it works just fine.