Solution : https://service.sap.com/sap/support/notes/1240000 (SAP Service marketplace login required)
Key words : 
terms cash flow, month-end indicator, incorrect sort sequence, relevant support package, nominal interest rates, attached correction instructions, annuity repayment reason, interest calculation method, annuity repayment condition, interest calculation
Related Notes : 
       
| 1320549 | Interest not created or ignored at the end of runtime | 
| 988305 | Annuity loan: Incorrect repayment settlement | 
| 968245 | Annuity loan: Missing interest capitalization | 
| 964555 | Annuity loan: Incorrect repayment amount in first period |