DAYLIGHT ******* OR YOU WILL REGRET

i have a funeral cover with Capitec bank i made a claim for my father and was approved it was in 3rd of November came month Capitec deducted the same premium i was paying while my father was still alive and i called them they to ask how can i pay for the deceased person they responded by saying the system only updated after month end and for that reason no refund so meaning i lost my money because if their system and for who was i paying the premium for ?they can't answer because it's my fault their system updated after my deduction date