Rude employee

Yesterday(29 Apr), I went to Pick 'n Pay for some shopping. I tried to swop my smart shopper points for cash, but you need to put your ID number in, on the machine, to do that. When I put my ID number in, it wouldn't accept it. I got really frustrated because this wasn't the first time that this was happening. The card I have now, is my second card. The first one also stopped accepting my ID number, but what I didn't realise, is that I actually took the wrong card with me. I took my old one