Reports suggest Tesco and Sainsbury's and multiple other retailers are affected as well as Asda.
One woman contacted the Belfast Telegraph to say she had been in numerous shops and bars in Belfast with no success in using her card.
They also state that they're "aware of intermittent issues with AIB cards today".
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In addition, league sources told ESPN that Colangelo has told close associates he knows who made the tweets. The Ringer first reported the existence of the accounts and the privileged information being shared.
In Britain, the cards could be used to withdraw cash from ATMs, which quickly ran out of currency.
The card company confirmed the problem, saying that it is working hard to solve it.
The spokesman added: "We will attempt card payments and there are certain things we can try at the checkout to get people through".
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Peru take on Denmark in their first World Cup match at the Mordovia Arena in Saransk on June 16, with Guerrero now set to feature. Switzerland's supreme court says it has granted an interim order to freeze Guerrero's 14-month ban for a positive doping test.
The Visa payment system has intermittently crashed.. We are working to resolve the matter and apologise for any inconvenience caused.
A Visa spokesman said: "Visa is now experiencing a service disruption".
SME-focused merchant and card services provider Paymentsense released a statement on the social networking site Twitter, confirming the outage is affecting all payment providers who rely on the Visa system across the United Kingdom and Ireland.
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The processor is the new Snapdragon 710 , Qualcomm's chip for upper-mid-range devices that was just introduced the other week. The Mi 8 Explorer Edition is the most expensive model out of all three and comes with 8GB of RAM and 128GB of onboard memory.
Visa cardholders can now use their Visa cards as we are currently operating at close to normal levels.