Works fine for me.
Does it depend on which browser you use ?
How do you look at your loyalty points?
Yes this gets resolved by contacting the club and they will reset your password.
To make their life easier and not clog up the lines, try emailing:
Supporter.services@bhafc.co.uk
They replied within minutes to my query.
Still not working for me. Still saying my FAN number doesn't exist, but when I use my email address it still signs me in as my son.