Several train companies are suffering problems accepting card payments for tickets.

Among the operators who reported being affected by the issue on Tuesday morning were Greater Anglia, Northern and Southeastern.
Greater Anglia and Northern said the fault meant passengers could not make card payments on their apps or websites, while Southeastern warned that ticket-buying at stations was also affected.
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A spokesman for Greater Anglia (GA) said: โThere is an ongoing problem with the GA app and website regarding making card payments.
โThis is currently being investigated and will be fixed as soon as possible.โ
Northern said in a statement: โWe are aware of an issue with our app/website whereby customers cannot complete their booking. This is being looked into and we hope to see a fix soon.
โIn the meantime please use ticket-buying facilities at stations to purchase your tickets.โ
Southeastern posted on Twitter: โWe are aware of an ongoing problem with making card payments at present, at stations and via online channels for ticketing.
โTeams are investigating currently and looking to fix as soon as possible. More details shortly.โ