Solution : https://service.sap.com/sap/support/notes/312891 (SAP Service marketplace login required)
Key words : 
-> release notes -> 46a -> sd-bil' read ', issue error message rw103 'system error, additional key words vprs, fi-sl component, conventional invoice verification, cost accounting documents, logistics invoice verification, attached program corrections, -party order processing', program error
Related Notes : 
       
| 418518 | Third-party: Incorr billing status determ after credit memo | 
| 333221 | Third-party: VPRS incorrect for partial invoices | 
| 317451 | MIRO/MR1M:Accnt Assgnmt for sales ordr VPRS incrrct |