UNSOLVED PROBLEM WITH ABSA BANK

AFTER ***** ON MY CREDIT CARD ACCOUNT 04/22, REFUND TOOK PLACE ON 06/22 STATEMENT ENDS WITH A NIL BALANCE. SINCE 07/22 STATEMENT SHOWING OUTSTANDING BALANCE SAME AS ***** AMOUNT!(BUT NEW CREDIT CARD WAS ALSO ISSUED)AFTER MY SEVERAL PHONE CALLS/EMAILS SENT- NO REPLY TO SOLVE PROBLEM.ALSO VISITED ABSA BRANCH PERSONEL ONLY ASKED ME TO USE PHONE IN BRANCH TO FOLLOW UP WITH ***** DEPT THEY REQUEST ME TO SEND ANOTHER EMAIL, AFTER REQUEST NO REPLY YET!! BUT EVERYDAY ABSA DIFFERENT PERSONS PHONED/SMS/SENT EMAIL STATING "OVERDUE CREDIT CARD".TO SETTLE THIS PROBLEM, ABSA MUST UPDATE THEIR STATEMENTS SINCE 07/22 !!!!! FRUSTRATING AND NO SERVICE TO RECOMMEND.