3118394 - At an ARM scenario related document's processing error(s) CX_MSR_TRC 079 / MMPUR_SPROC 032 appear

Symptom #1: You are trying to create such a return purchase order (NB2, NB2C) or return stock transfer order (UB2) whoch document type is ARM (Advanced Return Management) related.
You enter an NLAG material (non stock material) and the system gives you error:
Services are not allowed in Advanced Returns processes - Message no. CX_MSR_TRC079

Symptom #2: you are trying to create a purhcase order which is ARM related like at Symptom #1 and you enter service as item category, or a service material typed material.
This gives you latest at PO saving the errors:

- Services are not allowed in Advanced Returns processes - Message no. CX_MSR_TRC 079
- You cannot order returns items for the product type group 'service' - Message no. MMPUR_SPROC 032

Advance Return Management (LO-ARM)

• SAP ERP
• SAP enhancement package for SAP ERP
• SAP enhancement package for SAP ERP, version for SAP HANA
• SAP S/4HANA
• SAP S/4HANA Private Cloud 

MMPUR_SPROC 032 MMPUR_SPROC032 CX_MSR_TRC 079 CX_MSR_TRC079 , KBA , LO-ARM-MM , Advanced Returns Materials Management , MM-PUR-SVC-SES , Service Entry Sheet for Service Procurement , Problem