Solution : https://service.sap.com/sap/support/notes/447705 (SAP Service marketplace login required)
Key words :
customer/vendor line items paid, valid proportional interest calculation method, bellow listed function module j_3k_calculate_interest, choose'settings > process function modules >, change dafault interest calculation, interest calculation rfc destination, fully implemented sap note 403580, overdue line items, choose'settings > products, compound interest calculation
Related Notes :
425074 | Enhancements for R/3 installation, Croatia |
403580 | RFDUZI00/RFSZIS00: Exit for interest calculation |