I tried running the sudo apt-get update in the terminal and this is what I got..
lucy@toshi:~$ sudo apt-get update [sudo] password for lucy: Ign http://us.archive.ubuntu.com natty InRelease Ign http://us.archive.ubuntu.com natty-updates InRelease Ign http://dl.google.com stable InRelease Ign http://dl.google.com stable InRelease Hit http://us.archive.ubuntu.com natty Release.gpg Ign http://security.ubuntu.com natty-security InRelease Ign http://ppa.launchpad.net natty InRelease Ign http://extras.ubuntu.com natty InRelease Ign http://archive.canonical.com natty InRelease Hit http://dl.google.com stable Release.gpg Hit http://us.archive.ubuntu.com natty-updates Release.gpg Hit http://dl.google.com stable Release.gpg Hit http://security.ubuntu.com natty-security Release.gpg Hit http://ppa.launchpad.net natty Release.gpg Ign http://extras.ubuntu.com natty Release.gpg Hit http://archive.canonical.com natty Release.gpg Hit http://us.archive.ubuntu.com natty Release Hit http://dl.google.com stable Release Hit http://us.archive.ubuntu.com natty-updates Release Hit http://security.ubuntu.com natty-security Release Hit http://archive.canonical.com natty Release Ign http://extras.ubuntu.com natty Release Hit http://dl.google.com stable Release Hit http://ppa.launchpad.net natty Release Hit http://us.archive.ubuntu.com natty/main Sources Hit http://us.archive.ubuntu.com natty/restricted Sources Hit http://us.archive.ubuntu.com natty/universe Sources Hit http://us.archive.ubuntu.com natty/multiverse Sources Hit http://us.archive.ubuntu.com natty/main i386 Packages Hit http://us.archive.ubuntu.com natty/restricted i386 Packages Hit http://us.archive.ubuntu.com natty/universe i386 Packages Hit http://us.archive.ubuntu.com natty/multiverse i386 Packages Ign http://us.archive.ubuntu.com natty/main TranslationIndex Ign http://us.archive.ubuntu.com natty/multiverse TranslationIndex Ign http://extras.ubuntu.com natty/main Sources/DiffIndex Ign http://us.archive.ubuntu.com natty/restricted TranslationIndex Ign http://us.archive.ubuntu.com natty/universe TranslationIndex Hit http://us.archive.ubuntu.com natty-updates/main Sources Hit http://us.archive.ubuntu.com natty-updates/restricted Sources Hit http://us.archive.ubuntu.com natty-updates/universe Sources Hit http://security.ubuntu.com natty-security/main Sources Hit http://us.archive.ubuntu.com natty-updates/multiverse Sources Hit http://us.archive.ubuntu.com natty-updates/main i386 Packages Hit http://us.archive.ubuntu.com natty-updates/restricted i386 Packages Hit http://archive.canonical.com natty/partner Sources Hit http://dl.google.com stable/main i386 Packages Hit http://us.archive.ubuntu.com natty-updates/universe i386 Packages Hit http://us.archive.ubuntu.com natty-updates/multiverse i386 Packages Ign http://extras.ubuntu.com natty/main i386 Packages/DiffIndex Ign http://extras.ubuntu.com natty/main TranslationIndex Ign http://us.archive.ubuntu.com natty-updates/main TranslationIndex Ign http://us.archive.ubuntu.com natty-updates/multiverse TranslationIndex Ign http://us.archive.ubuntu.com natty-updates/restricted TranslationIndex Ign http://us.archive.ubuntu.com natty-updates/universe TranslationIndex Hit http://ppa.launchpad.net natty/main Sources Hit http://security.ubuntu.com natty-security/restricted Sources Hit http://security.ubuntu.com natty-security/universe Sources Hit http://security.ubuntu.com natty-security/multiverse Sources Hit http://security.ubuntu.com natty-security/main i386 Packages Hit http://security.ubuntu.com natty-security/restricted i386 Packages Ign http://dl.google.com stable/main TranslationIndex Hit http://archive.canonical.com natty/partner i386 Packages Ign http://archive.canonical.com natty/partner TranslationIndex Hit http://security.ubuntu.com natty-security/universe i386 Packages Hit http://security.ubuntu.com natty-security/multiverse i386 Packages Ign http://security.ubuntu.com natty-security/main TranslationIndex Ign http://security.ubuntu.com natty-security/multiverse TranslationIndex Ign http://security.ubuntu.com natty-security/restricted TranslationIndex Ign http://security.ubuntu.com natty-security/universe TranslationIndex Ign http://us.archive.ubuntu.com natty/main Translation-en_US Ign http://us.archive.ubuntu.com natty/main Translation-en Ign http://us.archive.ubuntu.com natty/multiverse Translation-en_US Ign http://us.archive.ubuntu.com natty/multiverse Translation-en Ign http://us.archive.ubuntu.com natty/restricted Translation-en_US Ign http://us.archive.ubuntu.com natty/restricted Translation-en Ign http://us.archive.ubuntu.com natty/universe Translation-en_US Ign http://dl.google.com stable/main Translation-en_US Ign http://us.archive.ubuntu.com natty/universe Translation-en Ign http://us.archive.ubuntu.com natty-updates/main Translation-en_US Ign http://us.archive.ubuntu.com natty-updates/main Translation-en Ign http://us.archive.ubuntu.com natty-updates/multiverse Translation-en_US Ign http://us.archive.ubuntu.com natty-updates/multiverse Translation-en Ign http://us.archive.ubuntu.com natty-updates/restricted Translation-en_US Ign http://us.archive.ubuntu.com natty-updates/restricted Translation-en Ign http://us.archive.ubuntu.com natty-updates/universe Translation-en_US Ign http://us.archive.ubuntu.com natty-updates/universe Translation-en Ign http://dl.google.com stable/main Translation-en Ign http://archive.canonical.com natty/partner Translation-en_US Ign http://archive.canonical.com natty/partner Translation-en Ign http://security.ubuntu.com natty-security/main Translation-en_US Ign http://security.ubuntu.com natty-security/main Translation-en Err http://extras.ubuntu.com natty/main Sources 404 Not Found Ign http://security.ubuntu.com natty-security/multiverse Translation-en_US Ign http://security.ubuntu.com natty-security/multiverse Translation-en Err http://extras.ubuntu.com natty/main i386 Packages 404 Not Found Ign http://extras.ubuntu.com natty/main Translation-en_US Ign http://security.ubuntu.com natty-security/restricted Translation-en_US Ign http://security.ubuntu.com natty-security/restricted Translation-en Ign http://security.ubuntu.com natty-security/universe Translation-en_US Ign http://security.ubuntu.com natty-security/universe Translation-en Ign http://extras.ubuntu.com natty/main Translation-en W: Failed to fetch http://dl.google.com/linux/deb/dists/stable/Release Unable to find expected entry 'non-free/binary-i386/Packages' in Release file (Wrong sources.list entry or malformed file) W: Failed to fetch http://extras.ubuntu.com/ubuntu/dists/natty/main/source/Sources 404 Not Found W: Failed to fetch http://extras.ubuntu.com/ubuntu/dists/natty/main/binary-i386/Packages 404 Not Found E: Some index files failed to download. They have been ignored, or old ones used instead. lucy@toshi:~$ Please help?? Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/191366 Title: update manager doesn't work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/191366/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
