Solution : https://service.sap.com/sap/support/notes/68493 (SAP Service marketplace login required)
Key words :
message rm498 'run schedule header &, additional key words deletion, run schedule quantities exist, existing run schedule quantities, assigned run schedule headers, prerequisites simulative planned orders, run schedule header, run schedule headers, simulative planned orders, run schedule quantity
Related Notes :
52065 | Deleting run schedule headers/cost collectors |
31501 |