Solution : https://service.sap.com/sap/support/notes/690685 (SAP Service marketplace login required)
Key words :
terms buying-centerpc-uibsppartner functionpartner numberchangeleading zeros reason, prerequisites program error solution implement, people centric user interface, buying-center tab, attached advance correction, partner function, created additionally
Related Notes :
696626 | Collective note for partner determination in PC-UI in 4.0 |