R12 Payables Invoice Entry Settings

In an earlier release (10.7) when entering invoices in the Payables module, when a purchase order number was entered that had not had any lines received yet, it would not let you enter any additional information (because of the matching requirement.)  In release 12.2.5, when entering an invoice, it will not stop you until you've entered all of the following: purchase order number, invoice date, invoice number, and invoice amount.  Is there a setting in R12 that can be altered to recognize no lines from the specific purchase order number have been received yet--so no more time is wasted entering