Solution : https://service.sap.com/sap/support/notes/311554 (SAP Service marketplace login required)
Key words : 
event               1330name                determine due date, additional key words fp05, symptom correct posting, solution import add-, call transaction sm30, sample module       fkk_sample_1330add, enter table tfkfbm, table entry, payment lot, support package 003
Related Notes : 
       
| 311054 | |
| 310744 | Collective note SAP Insurance 4.61 - Add-On SP 003 |