Solution : https://service.sap.com/sap/support/notes/172483 (SAP Service marketplace login required)
Key words : 
additional key words rffmtrns, adapt table fmit correspondingly, totals record table fmsu, funds management transaction data, convert funds management data, possibly adjusted correspondingly, customer-specific fields, customer-specific modifications, fm line items, attached advance correction
Related Notes : 
       
| 101778 | Conversion of FM data structures as of Version 4.5A |