Solution : https://service.sap.com/sap/support/notes/94313 (SAP Service marketplace login required)
Key words : 
additional key words rmcvneua, component supplier processing, delivery schedules, scheduling agreement, statistical set-, incoming order, function correctly, program error, solution correct, prerequisites
Related Notes : 
       
| 204130 | SIS update: Collective note | 
| 174134 | SIS: Collective note - reorganization | 
| 130342 | Incoming orders not deleted when doc. deleted | 
| 125763 | SIS: Collective note - component supplier | 
| 109189 | SIS comp. supplier:Incoming order may be too high | 
| 92361 | Sched.agrmnts open qty/credit value in sched.lines | 
| 81335 | Incoming order for sched. agreements not correct |