Solution : https://service.sap.com/sap/support/notes/315039 (SAP Service marketplace login required)
Key words :
additional key words routing, sample source code, source code error, user exit exit_saplpgs1_002, present alternative sequences, alternative sequences, alternative modes, alternative sequence, ppm transfer, master data
Related Notes :
437400 | Alternative and parallel sequences in APO integration |
389731 | Alternative sequences in APO, X menu bar for MODE missing |
363446 | Alternative sequences are not transferred |
217210 | Mapping of alternative sequences in APO System |