>>I'm using a cComboBoxl that won't select a value from the list in RowSource unless the ControlSource is empty. Any ideas what I'm missing?
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>>tia
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>Just a WAG, but is the data you're binding to the same type as the field the combo is bound to?

Actually, you were closer than you might think. I was certain that they were the same type but I looked again anyway. Turns out the field width was off by one digit.