Jun 02, 2018, 0:41
The card payments network, which can process up to 65,000 payments a second, said it was investigating the cause of the outage in Europe.
Because Visa run a lot of the payment systems, all credit and debit cards could be affected by the problems.
Visa have confirmed there is a "service disruption".
Visa have announced that they are experiencing a "service disruption" that is preventing some transactions from being processed in Ireland and elsewhere in Europe.
Companies that facilitate card payments have reported that merchants are struggling to take card payments.
A United Kingdom wide payment issue is affecting local businesses this afternoon.
The Europe-wide issue has been affecting Irish users across the country when users go to pay for something at the point of sale, only for their card to be declined.
The market for global payment cards is dominated by China's UnionPay, Visa, and Mastercard, according to research and consulting firm RBR (pdf).
"We fell well short of this goal today and we apologise to all of our partners, and most especially, to Visa cardholders". Card users began reporting difficulty in using the cards Friday afternoon.
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