account frozen

i have a credit card with african bank since 2018, today when i try to tranfer money out of my credit card to my savings account held at african bank also, suddenly my account is frozen, mind you i bought a car at an auction yesterday and now i cannot pay because my account is frozen, been to the bank since yesterday only today i was told my account is frozen, i ve been waiting whole day for someone to resolve this issue at african bank and no one is helping me out, i am about to lose my deposit at the auction because my account is frozen