Solution : https://service.sap.com/sap/support/notes/395047 (SAP Service marketplace login required)
Key words : 
additional key words cash flow, interest calculation method act/acte, interest calculation method, map cash flows, day base 'acte', calculation takes place, calculation takes palce, make abap dictionary, respective support packages, short text----------------------------------9        acte
Related Notes : 
       
| 1307744 | Interest calculation methods act/actE: Mid-year periods | 
| 1298571 | Interest calc method act/actE - incorrect nominal interest | 
| 366489 | Interest calculation method act/364 | 
| 201033 |