If vendor_id filed is a number type than BoundTo = .T. is required for combo to function proprly. Try to change

DEFINE CLASS vendors AS xcbochg
...
BoundTo = .T. 
Rowsourcetype=3
Rowsource = "select vn_name,vendors_id from vendors into cursor crsVendors order by 1"

>I tried that and it made no difference. Any more thoughts?
>
>>Set BoundTo property of combo to .T.
>>
>>>To All :
>>>
>>>I am trying to add a drop down list to a form with two columns.
>>>
>>>Data field is bound to the second column.
>>>
>>>The control is blank even when the vendors_id field is non-zero and pointing to a valid Vendor. The only way to make it display the vendors name as the user steps thru the table is to leave the cursor in the control. Otherwise it is blank.
>>>
>>>This something I have done a hundred times and I cannot get this one to work. I look at those that are working and see no difference.
>>>
>>>Please come to my aid before sanity slips away completely.