I've fixed the issue. I was using PHP 5.2.17 instead of 5.2.4 which is the recommended.
Upgrading to 5.3 seems to of fixed things. Thanks for everyone's help. :)
Hi,
I have recently moved my installation of Xenforo to a new host (bluehost.com) and everything seems to of moved smoothly however no one is able to post anything. People click 'Create Thread' or any other similar button and nothing happens. The screen shows the little loading bar and then...