Solution : https://service.sap.com/sap/support/notes/41086 (SAP Service marketplace login required)
Key words : 
additional key words transaction code meb2, work process terminates, volume-based rebate, period-specific conditions, main condition record, solution program correction, program 'sapmv13a', timeout occurs, saving arrangements, subsequent settlement
Related Notes : 
       
| 40147 | Collective note: Subsequent settlement (Purch.) Release 3.0 |