[Koha] New overdue fines

Hello, We do want to setup new fine rates for overdue without affecting the existing fines for patrons who have not paid. However when we effect the new fines, koha calculates all fines using the current rates. What are we doing wrong? Regards, sang -- Sent from: http://koha.1045719.n5.nabble.com/Koha-general-f3047918.html