This can come about if you have multiple contactless cards in just your purse or wallet And do not take out the cardboard you ought to use ahead of tapping, or if you are trying to pay for by way of cell but keep the cards in just your mobile https://bus-ticket-roll-supplier45667.answerblogs.com/28977163/the-fact-about-bus-ticket-roll-supplier-that-no-one-is-suggesting