Prerequisites
Before you complete the tasks in this section:
Set up the user preferences with a Localization country code of TW (Taiwan).
Specify Y in the Link AR To GUI field on the GUI/VAT Declaration Site form for the declaration site for which you are entering transactions.
Set up customer constants for the customer for whom you are entering invoices or sales orders.
Set up and activate a user/declaration site mapping for the user who will enter invoices or sales orders.
Set up a GUI/VAT number segment batch for the declaration site and declaration period that are specified in the processing options of the GUI/VAT Creation From Selected AR program (P75T004R) or the GUI/VAT Creations from Selected SO program (P75T004O).
Verify that the version of the GUI/VAT Transaction program (P75T004) that you are using has the value of SAL (sales) in the Transaction Type of GUI/VAT processing option.
Verify that corresponding versions exist for the standard software transaction entry programs and the PO GUI/VAT Transaction (P75T003) and GUI/VAT Transaction (P75T004) programs.
See Understanding Corresponding Versions for GUI/VAT Transactions.