Rotten Service Absa Credit Card division

Horrible treatment by absa credit card division, after having my credit for so long, and have never skipped a debit order payment, they decided to go put on Experian that I'm a bad payer that never honored his September commitment yet they were the 1st of my creditors to debit my account on 20th, then they make it my responsibility to get that adverse record sorted, such load of ****