yum fix 404 error

yum (404錯誤訊息)

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epel                                                                           | 4.4 kB     00:00

http://download.fedoraproject.org/pub/epel/6/x86_64/repodata/06fdcd0885b07462710fc206a438bb143580807569fd02723e08a681384996ad-primary.sqlite.bz2: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404"

Trying other mirror.

http://download.fedoraproject.org/pub/epel/6/x86_64/repodata/06fdcd0885b07462710fc206a438bb143580807569fd02723e08a681384996ad-primary.sqlite.bz2: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404"

Trying other mirror.

Error: failure: repodata/06fdcd0885b07462710fc206a438bb143580807569fd02723e08a681384996ad-primary.sqlite.bz2 from epel: [Errno 256] No more mirrors to try.

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解決方法 yum clean metadata ，再yum即可正常安裝或更新

參考資料來源：http://xmodulo.com/how-to-fix-yum-errors-on-centos-rhel-or-fedora.html