2541490 - Multi-line SES from Ariba fails in ECC with error ARBERP_MAP 601 "Service entry sheet contains reference to mulitple PO items"

You are using Ariba Network Integration for SAP Business Suite SAP ERP add-on and you have a service purchase order with multiple parent lines. When doing Service Entry Sheet (SES) from Ariba for more than one parent line, the SES fails in ERP with error ARBERP_MAP 601 "Service entry sheet contains reference to mulitple PO items"

Ariba Network Integration for SAP Business Suite (already out of maintenance, more info in SAP Note 2705047)

SES, service, service entry sheet, multi, multiple, parent, line, ariba, ServiceEntryRequest, cXML, error, ARBERP_MAP, ARBERP_MAP601, ARBERP_MAP601, 601, PO, line , KBA , BNS-ARI-SE-ERP , Business Suite Ariba integration add-on for SAP ERP , Product Enhancement