The old forums are archived, but for a short time you can find them at http://legacy.cloudsixteen.com
I'm trying to test the new version and when I enter I see is this:
What version of CW?
I presume this is HL2RP 1.3.1-beta and Clockwork 0.99, in which case this is a known issues for some users. It is being investigated, in the mean time you should ensure that all Clockwork and HL2RP content is correctly uploaded to your server.