Update error

[zer0]

Hello Fedora Community! I have a problem with the "Add/Remove software" and the "Software Updater" , in the 2 programs appears the same error: "Unable to retrieve software information" and i can't install any rpm file because appears the same error. If i use "Yum Extender" appears a different error:"Cannot find a valid baseurl for repo: nr-mono" but the same objective, can't update system. help me people i don't know what to do. thanks


-- 
This is an email sent via the webforum on http://fcp.homelinux.org
http://fcp.homelinux.org/modules/newbb/viewtopic.php?post_id=74332&topic_id=18321&forum=28#forumpost74332