>Where can I provide the rowsource? I am sending the base drawing number to a form as a lparameter. By this time though the listbox has already set it's row source.
You can reset the RowSource at any time using your parameter.
Nick Neklioudov
Universal Thread Consultant
3 times Microsoft MVP - Visual FoxPro
"I have not failed. I've just found 10,000 ways that don't work." - Thomas Edison