Solution : https://service.sap.com/sap/support/notes/142561 (SAP Service marketplace login required)
Key words : 
additional key words transaction bs32, business transaction rfbu 'fi, choose 'goto -> transaction control', business transaction rfig 'fi, repost sales order stocks, vrgng='rfbu'                        istat='i0235', release billing documents, gl account posting, menu 'edit - transport', click 'delete entry'
Related Notes : 
       
| 120034 | Do not post down payment request on project in FI | 
| 113347 | Down payment process. as of Release 4.0x (standard) | 
| 102971 | Goods issue posting not allowed with status NEFT |