I'm trying to append data to a form LOV

  I'm trying to append data to a form LOV. I don't get any errors but the data is not appended to the supplier site supplier_site_code. I know the code is being called.

 --====================================================================================================
--FORM             :POXBWVRP (LANL PO CONTRACT ADMINISTRATOR AutoCreate)
--EVENT            :WHEN-NEW-ITEM-INSTANCE
--====================================================================================================
--PURPOSE:
--
--  (1) Added the address, City, State, Zip to the Supplier Site LOV.
--
--====================================================================================================
--HISTORY:
--
--  DATE      PROGRAMMER/REQ#   DESCRIPTION
--  --------- ----------------- ----------------------------------------------------------------------
--  01-JUN-09 John Sena         Added the Address, City, State, Zip to the Supplier Site LOV
--
--====================================================================================================
IF v_current_form_name = 'POXBWVRP' AND event_name = 'WHEN-NEW-ITEM-INSTANCE' THEN