>> Have two columns in the combo. The first column is .T. then .F. the second
>> column is ACTIVE, INACTIVE. Bind the first column to data table, but then
>> make the column zero width.
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>How do you fill the combobox columns? I tried with addlistitem method but I
>got an error message "data type mismatch".

I have added an array property to my combo baseclass and in the init event of the combo, I DIM the array and then assign the values to the array.