i want my contact cancelled and my refund!!

not only have i been harassed by the collections company for the last year and a half i have been struggling to get this matter resolved i have been debited by vodacom after cancelling my contract with you over a year ago my reference number is *** i called the contact center and spoke to shevon on 11/10/2022 and i was advised that i will not pay the outstanding fee because it was an error on vodacom paym/ent side i will take this matter up to the ombudsman i will take this matter to social media you do not know anything about TCF i am upset and expect someone to contact me!!