W: Failed to fetch http://archive.getdeb.net/ubuntu/dists/quantal-getdeb/InRelease

W: Failed to fetch http://archive.getdeb.net/ubuntu/dists/quantal-getdeb/Release.gpg  Unable to connect to archive.getdeb.net:http:

W: Failed to fetch http://ppa.launchpad.net/libv4l/ppa/ubuntu/dists/quantal/main/source/Sources  404  Not Found

W: Failed to fetch http://ppa.launchpad.net/libv4l/ppa/ubuntu/dists/quantal/main/binary-amd64/Packages  404  Not Found

W: Failed to fetch http://ppa.launchpad.net/libv4l/ppa/ubuntu/dists/quantal/main/binary-i386/Packages  404  Not Found

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