Unable to redeem voucher

I suscribed to Somusic and get R100 voucher monthly.I was unable to redeem July and August vouchers.I get the message stating voucher have already been redeemed.I send an email to their online support,called the call centre and i am not getting any joy.What am i SUBSCRIBING FOR?<br> I just called the call centre now at 11:42 and spoke to someone who told me to send an email to online support and i told her i already did and don't get any responce but she insisted i send an email.When i asked for her name she just mumbled her name not sure if she said Lerato,Sela or Selae.Can i get someone to attend to my request or cancel the DAMN THING!!!