Wordpress installed on subdomain?

I want to add a blogging area to my portfolio site here:

www.ryanpays.com

I have set up a subdomain of:

www.blog.ryanpays.com

And mapped this to www.ryanpays.com/wordpress/

When i hit the subdomain i get a 404 error and am not sure why.

I installed Wordpress with a CGI script bundled with my hosting which seemed to work as you can n开发者_如何转开发avigate to the test page.

Here is a nice tutorial to set-up a subdomain. If you still have trouble you can post your configuration, like your VirtualHost entry if you're using Apache.