Here we would like to draw your attention to WPMU transaction code in SAP. As we know it is being used in the SAP SD-POS (POS Interface in SD) component which is coming under SD module (Sales & Distribution).WPMU is a transaction code used for POS download: change message in SAP.
It comes under the package WPOS.When we execute this transaction code, RWDPOSUP is the normal standard SAP program that is being executed in background.
Transaction WPMU technical data table
|Purpose||POS download: change message|
Some Basic Questions & Answers
Program named RWDPOSUP will run when we enter transaction code WPMU.
WPMU is a Report Transaction code type which is shortly represented as R.