Could not download all repository indexes

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Failed to fetch http://repo.steampowered.com/steam/dists/precise/steam/binary-i386/Packages  403  Forbidden
Failed to fetch http://packages.linuxmint.com/dists/maya/import/i18n/Translation-en_US  Unable to connect to packages.linuxmint.com:http:
Failed to fetch http://packages.linuxmint.com/dists/maya/import/i18n/Translation-en  Unable to connect to packages.linuxmint.com:http:
Failed to fetch http://packages.linuxmint.com/dists/maya/main/i18n/Translation-en_US  Unable to connect to packages.linuxmint.com:http:
Failed to fetch http://packages.linuxmint.com/dists/maya/main/i18n/Translation-en  Unable to connect to packages.linuxmint.com:http:
Failed to fetch http://packages.linuxmint.com/dists/maya/upstream/i18n/Translation-en_US  Unable to connect to packages.linuxmint.com:http:
Failed to fetch http://packages.linuxmint.com/dists/maya/upstream/i18n/Translation-en  Unable to connect to packages.linuxmint.com:http:
Some index files failed to download. They have been ignored, or old ones used instead.