In November its internet banking went down and left customers without access to their accounts or cash.
"Why cant i get through to you by phone? its says not possible to connect call?" one anxious customer asked Halifax on Twitter.
Some have been facing the frustration of not being able to pay and transfer money online. This is a United Kingdom initiative that aims to cut down payment times between different banks from days to seconds.
Another said: "Same problem here, and when I tried multiple payments it paid one on the list but not the others".
The service lets customers make money transfers in minutes online or by phone.
Atletico eliminated by Girona in last 16 of Copa del Rey
Sevilla secured their ticket to the quarter-finals of the cup despite suffering a 1-0 defeat to Athletic Bilbao in the second leg. Godin then hit the crossbar and Santiago Arias had a goal ruled out for offside as Atletico chased a victor .
"We are working to resolve the issue as quickly as possible".
"I hope the banks do something about this". Further maintenance is scheduled for the same time on Sunday 20 January morning.
Another customer reported having been told by a Lloyds bank rep that the problem was with Faster Payments and affecting all banks.
However, the technical issue isn't just affecting ordinary consumers from making payments, but also payroll runs.
Lloyds Bank tweeted: "We are aware that some customers are experiencing problems with making faster payments".
The banking group has 22million current account customers and 21 million savings account customers in the UK.