I'm having problems viewing the website - Why am I seeing an error message?

This may be due to an old error message and you may need to clear your cache. To do this, please follow the instructions below:
1.    Hold down the control button and then press F5 on the keyboard - this should ‘hard refresh’ the page. If this is unsuccessful, please follow the instructions from step 2 onwards.
2.    Go to the top navigation bar and click on ‘History’.
3.    Click on ‘Clear recent history’.
4.    Tick the ‘Cookies’ and ‘Cache” tickboxes.
5.    Press clear now