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Possible Duplicate:
How can I fix a 404 Error using a PPA?

I have the following error

Failed to Download repository information
Check your Internet connection..

W:Failed to fetch http://ppa.launchpad.net/mozillateam/firefox-stable/ubuntu/dists/oneiric/main/source/Sources/dists/oneiric/main/source/Sources  404  Not Found
W:Failed to fetch http://ppa.launchpad.net/mozillateam/firefox-stable/ubuntu/dists/oneiric/main/source/Sources/dists/oneiric/main/binary-i386/Packages  404  Not Found
Community
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Pedro
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1 Answers1

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Your system has a PPA that doesn't exist.

There is no Firefox-stable PPA for Oneric, as the latest Firefox is already in the main repos. You will need to remove this PPA from your Software Sources.

Please, look at these questions: How can PPAs be removed, and How to remove a repository

Community
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Javier Rivera
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