Here we would like to draw your attention to CMX21 transaction code in SAP. As we know it is being used in the SAP PP-PI (Production Planning for Process Industries – PP) component which is coming under PP module (Production Planning).CMX21 is a transaction code used for SXS Repository: Customizing in SAP.
It comes under the package CMX_XSR.
Transaction CMX21 technical data table
|Purpose||SXS Repository: Customizing|