Cannot use yum

[Sanjay S Nair]

I have tried to install gd for php but i can't install got some error

[root at localhost ~]# yum -y install php php-gd
Loaded plugins: refresh-packagekit
livna                                                    | 2.1 kB
00:00
fedora                                                   | 2.4 kB
00:00
http://apt.sw.be/fedora/9/en/i386/dag/repodata/repomd.xml: [Errno 14] HTTP
Error 404: Not Found
Trying other mirror.
Error: Cannot retrieve repository metadata (repomd.xml) for repository: dag.
Please verify its path and try again


Thanks
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listman.redhat.com/archives/fedora-list/attachments/20080826/f8b51e87/attachment-0001.htm>