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W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/vivid/universe/source/Sources  404  Not Found

W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/vivid/main/binary-i386/Packages  404  Not Found

W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/vivid/universe/binary-i386/Packages  404  Not Found

W: Failed to fetch http://archive.canonical.com/ubuntu/dists/vivid/partner/binary-i386/Packages  404  Not Found

W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/vivid-proposed/multiverse/binary-amd64/Packages  Error reading from server. Remote end closed connection