Originally Posted by
Bohinjska Bistrica
Which browser are you using? I get exactly the same when I try and login using Chrome.
Edge works fine for me, though. The only time I use it is when I need to use the avios estore.
It was Chrome on a Mac. Managed to get it to work by going incognito.
Interestingly it was trying to get me to log in to BA's internal systems (webmail etc.) at one point.