Pathetic service SARS

It has been more than a year I am trying to sort my issue wiyh SARS. They owe me money. I was in yhe branch 4 times, 1 online teams meeting that SARS did not honor and 4 telephonic appointments. Thus is ridiculous and I really do not know whatyo do more. Now they sayI owe them money because my returns are not submitted. I have all the documentation and proof, reference numebers ans names. Useless