Solution : https://service.sap.com/sap/support/notes/1172351 (SAP Service marketplace login required)
Key words : 
manual advance correction requires programming skills, function module fi_agbuz_set, function group facs, call transaction se37, original clearing information, original clearing situation, original split, transaction se11, clearing items, clearing item
Related Notes : 
       
| 1461614 | |
| 1320378 | |
| 1263623 | Euro: New GL split processing | 
| 610001 |