Error with style after upgrade

Hey, im getting this error in the httpd logs after the upgrade, its happening on 2 servers and causes the whole pages to be completly messed up, does anyone know how to fix this?
[Mon Feb 13 19:57:12 2012] [error] [client 219.88.199.80] File does not exist: /var/www/html/admin/common/mstyle_autogen_1326689716.css, referer: http:///admin/config.php
__________________



reply
hmm, have fixed that one, but now the menu is broken?
see the image
http://fdlan.co.nz/menu.JPG