Message Number list used by SAP ABAP Class CL_PS_SCHEDULE (PSHLP: Scheduling Functions)
SAP ABAP Class CL_PS_SCHEDULE (PSHLP: Scheduling Functions) is using
# Object Type Object Name Object Description Note
     
1 Message Number  CN - 693 Purchase requisition &1 item &2 cannot be updated
2 Message Number  CO - 520 & scheduling carried out
3 Message Number  CO - 521 & Scheduling carried out (see log)
4 Message Number  CO - 621 Scheduling terminated (see log)
5 Message Number  PSB_API_MSGCL - 120 &1 : &2
6 Message Number  PSB_API_MSGCL - 123 Operations cannot be performed for the object
7 Message Number  PSB_API_MSGCL - 123 Operations cannot be performed for the object
8 Message Number  PSB_API_MSGCL - 125 Backward scheduling (enter finish date)