theme hook not in correct place how to fix this

stdClass Object (
[request] => GET /sites/default/files/advagg_css/css_missing4413087471358593485_0.css HTTP/1.0
Host: www.newmastersound.com
Connection: close
User-Agent: Drupal (+http://drupal.org/)

[data] =>
404 Not Found
Not Found

The requested URL was not found on this server.

Home

[protocol] => HTTP/1.1
[status_message] => Not Found
[headers] => Array (
[date] => Sat, 19 Jan 2013 11:04:45 GMT
[server] => Apache/2.2.23 (Unix) mod_ssl/2.2.23 OpenSSL/1.0.0-fips mod_mono/2.6.3 mod_auth_passthrough/2.1 mod_bwlimited/1.4 FrontPage/5.0.2.2635
[x-powered-by] => PHP/5.3.19
[expires] => Sun, 19 Nov 1978 05:00:00 GMT
[cache-control] => no-cache, must-revalidate, post-check=0, pre-check=0
[etag] => "1358593485"
[x-advagg] => Failed Validation. Wrong Pattern.
[last-modified] => Sat, 19 Jan 2013 11:04:45 GMT
[vary] => Accept-Encoding,User-Agent
[connection] => close
[content-type] => text/html
)
[code] => 404
[error] => Not Found
[timer] => Array (
[count] => 1
[time] => 284
)
)