Does anyone else get this problem?
Had a few customers who get this merton.gov.uk login screen when clicking on the checkout button. I cannot reproduce it. Seems to happen only on the mobile and can be resolved by logging out and back in again.
http://i68.tinypic.com/2w3udjn.jpg
http://i65.tinypic.com/2hz1th1.jpg
http://i63.tinypic.com/21j9gzb.png