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How can I fix a 404 Error using a PPA?

Failed to download repository information

Check your Internet connection.

W:Failed to fetch http://ppa.launchpad.net/ubuntu-x-swat/x-updates/ubuntu/dists/quantal/main/source/Sources  404  Not Found, 
W:Failed to fetch http://ppa.launchpad.net/ubuntu-x-swat/x-updates/ubuntu/dists/quantal/main/binary-i386/Packages  404  Not Found, 
E:Some index files failed to download. They have been ignored, or old ones used instead

My internet connection works well.
What are this updates and why it fails?

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marked as duplicate by fossfreedom Oct 28 '12 at 20:21

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1 Answer 1

up vote 4 down vote accepted

You have added the Ubuntu-X team X Updates PPA (ppa:ubuntu-x-swat/x-updates) to your packages sources. This PPA doesn't contain any packages for Ubuntu 12.10.

Just remove it from your package sources. See "How can PPAs be removed?" if you don't know how to do this.

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