Solution : https://service.sap.com/sap/support/notes/159580 (SAP Service marketplace login required)
Key words : 
system generates error message mn 514, 'subsequently entered rebate arrangements' indicator, additional customer-specific information structures, additional key words s011, subsequent settlement business volume, newly entered item, 'check run' indicator, business volume' indicator, analysis report zanastat, report automatically carries
Related Notes : 
       
| 208447 | Perf.: Statistics preparation & update in purchasing (EINS) | 
| 183379 | Composite SAP note subsequent settlement (Purchasing) 4.6 | 
| 179864 | PURCHIS - commitments - problems during IR or GR | 
| 152725 | Collective note: Subsequent settlement (Purch.) Release 4.5 | 
| 104668 | Collective note: Subsequent settlement (Purch.) Release 4.0 | 
| 40147 | Collective note: Subsequent settlement (Purch.) Release 3.0 |