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I tried to check for updates in mu ubuntu 14.04 and getting error

W: Failed to fetch http://ppa.launchpad.net/jconti/gnome3/ubuntu/dists/trusty/main/binary-i386/Packages 404 Not Found

W: Failed to fetch http://ppa.launchpad.net/langdalepl/gvfs-mtp/ubuntu/dists/trusty/main/binary-i386/Packages 404 Not Found

E: Some index files failed to download. They have been ignored, or old ones used instead.

surendar
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1 Answers1

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Those ppas do not exist

They are not official Ubuntu ppa and you must have manually added them.

To remove them:

Open Update manager, select settings and remove them from the "Other Software" tab in "Software Sources".

enter image description here

Warren Hill
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