I keep getting the message "bad gateway" and then I have to log in again - whats happening?

Hi accounts149

We are aware of the issues you are experiencing and we can assure you that our engineers are working expeditiously to resolve the issue and we apologise for any inconvenience this may be causing you.

You maybe able to resolve the issue by selecting Ctrl + F5 on your keyboard, or using a private/incognito window or clearing the cache and cookies on your browser.