How to prevent R470412 Invoice Match from creating PVs in Cardex

We just patched our JDE 9.2 apps with UN5 for code current. When we ran the Invoice Match EDI UBE R470412 prior to this patching, the process NEVER created PV records in the Cardex. This is the desired behavior. Since applying UN5, every time it runs it creates hundreds of PV records in the cardex which is causing our 02 cost to be invalid. We want to turn off R470412 writting PV records to the cardex and memory serves us correctly, there used to be a UDC that if you updated Description 2 or Special Handling, it prevented the PV's