Liquifruit juice special

I purchased Liquifruit juice online thinking they have some kind of special now the sent me and sms saying that it was an error if other people did not receive the juices I would understand now they gave others juices but when it come to me they tell us stories " Dear Customer, We identified a pricing error on an item you added to your basket. As a result, the order will be cancelled. We apologise for the inconvenience. Makro" inconvenience they tell me about refund which they won't pay immediately but in 10days to come in so disappointed in Makro silverlakes they must just give me what is due to me