404 while "sudo apt-get update"
When I fired my commandfound the following errorCode:sudo apt-get update
FYI : vignesh@ubuntu:~$ cat /etc/apt/sources.listCode:vignesh@ubuntu:~$ sudo apt-get update Get:1 ftp://ftp.iitb.ac.in natty InRelease Ign ftp://ftp.iitb.ac.in natty InRelease Get:2 ftp://ftp.iitb.ac.in natty Release.gpg [198 B] Ign http://ppa.launchpad.net natty InRelease Ign http://archive.cloudera.com precise-cdh4 InRelease Ign http://archive.cloudera.com lucid-cdh3 InRelease Get:3 ftp://ftp.iitb.ac.in natty Release [39.8 kB] Get:4 http://ppa.launchpad.net natty Release.gpg [316 B] Get:5 http://archive.cloudera.com precise-cdh4 Release.gpg [198 B] Get:6 http://ppa.launchpad.net natty Release [9,731 B] Get:7 http://archive.cloudera.com lucid-cdh3 Release.gpg [198 B] Get:8 http://archive.cloudera.com precise-cdh4 Release [1,682 B] Get:9 http://ppa.launchpad.net natty/main Sources [2,544 B] Get:10 http://archive.cloudera.com lucid-cdh3 Release [2,419 B] Get:11 http://archive.cloudera.com precise-cdh4/contrib Sources [6,773 B] Get:12 http://ppa.launchpad.net natty/main amd64 Packages [7,720 B] Ign http://ppa.launchpad.net natty/main TranslationIndex Get:13 http://archive.cloudera.com precise-cdh4/contrib amd64 Packages [19.8 kB] Get:14 ftp://ftp.iitb.ac.in natty/main Sources [862 kB] Ign http://archive.cloudera.com precise-cdh4/contrib TranslationIndex Get:15 http://archive.cloudera.com lucid-cdh3/contrib Sources [5,329 B] Get:16 http://archive.cloudera.com lucid-cdh3/contrib amd64 Packages [14.0 kB] Ign http://archive.cloudera.com lucid-cdh3/contrib TranslationIndex Ign http://ppa.launchpad.net natty/main Translation-en_US Ign http://ppa.launchpad.net natty/main Translation-en Ign http://archive.cloudera.com precise-cdh4/contrib Translation-en_US Ign http://archive.canonical.com natty InRelease Ign http://archive.cloudera.com precise-cdh4/contrib Translation-en Ign http://archive.cloudera.com lucid-cdh3/contrib Translation-en_US Get:17 http://archive.canonical.com natty Release.gpg [198 B] Ign http://archive.cloudera.com lucid-cdh3/contrib Translation-en Get:18 http://archive.canonical.com natty Release [5,916 B] Get:19 http://archive.canonical.com natty/partner amd64 Packages [6,634 B] Ign http://archive.canonical.com natty/partner TranslationIndex Ign http://us.archive.ubuntu.com natty InRelease Ign http://us.archive.ubuntu.com natty-updates InRelease Ign http://cran.rstudio.com natty/ InRelease Ign http://us.archive.ubuntu.com natty Release.gpg Ign http://cran.rstudio.com natty/ Release.gpg Ign http://us.archive.ubuntu.com natty-updates Release.gpg Ign http://cran.rstudio.com natty/ Release Ign http://archive.canonical.com natty/partner Translation-en_US Ign http://us.archive.ubuntu.com natty Release Ign http://archive.canonical.com natty/partner Translation-en Ign http://us.archive.ubuntu.com natty-updates Release Ign http://us.archive.ubuntu.com natty/main TranslationIndex Ign http://us.archive.ubuntu.com natty/multiverse TranslationIndex Ign http://us.archive.ubuntu.com natty/restricted TranslationIndex Ign http://us.archive.ubuntu.com natty/universe 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 Err http://cran.rstudio.com natty/ Packages 404 Not Found [IP: 204.246.165.171 80] Ign http://cran.rstudio.com natty/ Translation-en_US Ign http://cran.rstudio.com natty/ Translation-en Ign http://security.ubuntu.com natty-security InRelease Err http://us.archive.ubuntu.com natty/main Sources 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty/restricted Sources 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty/universe Sources 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty/multiverse Sources 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty/main amd64 Packages 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty/restricted amd64 Packages 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty/universe amd64 Packages 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty/multiverse amd64 Packages 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty-updates/main Sources 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty-updates/restricted Sources 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty-updates/universe Sources 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty-updates/multiverse Sources 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty-updates/main amd64 Packages 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty-updates/restricted amd64 Packages 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty-updates/universe amd64 Packages 404 Not Found [IP: 91.189.91.14 80] Err http://us.archive.ubuntu.com natty-updates/multiverse amd64 Packages 404 Not Found [IP: 91.189.91.14 80] 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://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://security.ubuntu.com natty-security Release.gpg Ign http://security.ubuntu.com natty-security Release 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 Err http://security.ubuntu.com natty-security/main Sources 404 Not Found [IP: 91.189.92.190 80] Err http://security.ubuntu.com natty-security/restricted Sources 404 Not Found [IP: 91.189.92.190 80] Err http://security.ubuntu.com natty-security/universe Sources 404 Not Found [IP: 91.189.92.190 80] Err http://security.ubuntu.com natty-security/multiverse Sources 404 Not Found [IP: 91.189.92.190 80] Err http://security.ubuntu.com natty-security/main amd64 Packages 404 Not Found [IP: 91.189.92.190 80] Err http://security.ubuntu.com natty-security/restricted amd64 Packages 404 Not Found [IP: 91.189.92.190 80] Err http://security.ubuntu.com natty-security/universe amd64 Packages 404 Not Found [IP: 91.189.92.190 80] Err http://security.ubuntu.com natty-security/multiverse amd64 Packages 404 Not Found [IP: 91.189.92.190 80] Ign http://security.ubuntu.com natty-security/main Translation-en_US Ign http://security.ubuntu.com natty-security/main Translation-en Ign http://security.ubuntu.com natty-security/multiverse Translation-en_US Ign http://security.ubuntu.com natty-security/multiverse Translation-en 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 Get:20 ftp://ftp.iitb.ac.in natty/main amd64 Packages [1,550 kB] Get:21 ftp://ftp.iitb.ac.in natty/main TranslationIndex Ign ftp://ftp.iitb.ac.in natty/main TranslationIndex Get:22 ftp://ftp.iitb.ac.in natty/main Translation-en_US Get:23 ftp://ftp.iitb.ac.in natty/main Translation-en Get:24 ftp://ftp.iitb.ac.in natty/main Translation-en_US Get:25 ftp://ftp.iitb.ac.in natty/main Translation-en Get:26 ftp://ftp.iitb.ac.in natty/main Translation-en_US Get:27 ftp://ftp.iitb.ac.in natty/main Translation-en Get:28 ftp://ftp.iitb.ac.in natty/main Translation-en_US Get:29 ftp://ftp.iitb.ac.in natty/main Translation-en Get:30 ftp://ftp.iitb.ac.in natty/main Translation-en_US Ign ftp://ftp.iitb.ac.in natty/main Translation-en_US Get:31 ftp://ftp.iitb.ac.in natty/main Translation-en Ign ftp://ftp.iitb.ac.in natty/main Translation-en Fetched 2,535 kB in 3min 36s (11.7 kB/s) W: Failed to fetch http://cran.rstudio.com/bin/linux/ubuntu/natty/Packages 404 Not Found [IP: 204.246.165.171 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/main/source/Sources 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/restricted/source/Sources 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/universe/source/Sources 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/multiverse/source/Sources 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/main/binary-amd64/Packages 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/restricted/binary-amd64/Packages 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/universe/binary-amd64/Packages 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/multiverse/binary-amd64/Packages 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/main/source/Sources 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/restricted/source/Sources 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/universe/source/Sources 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/multiverse/source/Sources 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/main/binary-amd64/Packages 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/restricted/binary-amd64/Packages 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/universe/binary-amd64/Packages 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/multiverse/binary-amd64/Packages 404 Not Found [IP: 91.189.91.14 80] W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/main/source/Sources 404 Not Found [IP: 91.189.92.190 80] W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/restricted/source/Sources 404 Not Found [IP: 91.189.92.190 80] W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/universe/source/Sources 404 Not Found [IP: 91.189.92.190 80] W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/multiverse/source/Sources 404 Not Found [IP: 91.189.92.190 80] W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/main/binary-amd64/Packages 404 Not Found [IP: 91.189.92.190 80] W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/restricted/binary-amd64/Packages 404 Not Found [IP: 91.189.92.190 80] W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/universe/binary-amd64/Packages 404 Not Found [IP: 91.189.92.190 80] W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/multiverse/binary-amd64/Packages 404 Not Found [IP: 91.189.92.190 80] E: Some index files failed to download. They have been ignored, or old ones used instead.
Please let me know, how can I solve this.Code:# deb cdrom:[Ubuntu 11.04 _Natty Narwhal_ - Release amd64 (20110427.1)]/ natty main restricted # See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to # newer versions of the distribution. deb http://us.archive.ubuntu.com/ubuntu/ natty main restricted deb-src http://us.archive.ubuntu.com/ubuntu/ natty main restricted ## Major bug fix updates produced after the final release of the ## distribution. deb http://us.archive.ubuntu.com/ubuntu/ natty-updates main restricted deb-src http://us.archive.ubuntu.com/ubuntu/ natty-updates main restricted ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu ## team. Also, please note that software in universe WILL NOT receive any ## review or updates from the Ubuntu security team. deb http://us.archive.ubuntu.com/ubuntu/ natty universe deb-src http://us.archive.ubuntu.com/ubuntu/ natty universe deb http://us.archive.ubuntu.com/ubuntu/ natty-updates universe deb-src http://us.archive.ubuntu.com/ubuntu/ natty-updates universe ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu ## team, and may not be under a free licence. Please satisfy yourself as to ## your rights to use the software. Also, please note that software in ## multiverse WILL NOT receive any review or updates from the Ubuntu ## security team. deb http://us.archive.ubuntu.com/ubuntu/ natty multiverse deb-src http://us.archive.ubuntu.com/ubuntu/ natty multiverse deb http://us.archive.ubuntu.com/ubuntu/ natty-updates multiverse deb-src http://us.archive.ubuntu.com/ubuntu/ natty-updates multiverse ## Uncomment the following two lines to add software from the 'backports' ## repository. ## N.B. software from this repository may not have been tested as ## extensively as that contained in the main release, although it includes ## newer versions of some applications which may provide useful features. ## Also, please note that software in backports WILL NOT receive any review ## or updates from the Ubuntu security team. # deb http://us.archive.ubuntu.com/ubuntu/ natty-backports main restricted universe multiverse # deb-src http://us.archive.ubuntu.com/ubuntu/ natty-backports main restricted universe multiverse deb http://cran.rstudio.com/bin/linux/ubuntu natty/ deb ftp://ftp.iitb.ac.in/distributions/ubuntu/archives/ natty main deb-src ftp://ftp.iitb.ac.in/distributions/ubuntu/archives/ natty main deb http://security.ubuntu.com/ubuntu natty-security main restricted deb-src http://security.ubuntu.com/ubuntu natty-security main restricted deb http://security.ubuntu.com/ubuntu natty-security universe deb-src http://security.ubuntu.com/ubuntu natty-security universe deb http://security.ubuntu.com/ubuntu natty-security multiverse deb-src http://security.ubuntu.com/ubuntu natty-security multiverse ## Uncomment the following two lines to add software from Canonical's ## 'partner' repository. ## This software is not part of Ubuntu, but is offered by Canonical and the ## respective vendors as a service to Ubuntu users. deb http://archive.canonical.com/ubuntu natty partner # deb-src http://archive.canonical.com/ubuntu natty partner ## Uncomment the following two lines to add software from Ubuntu's ## 'extras' repository. ## This software is not part of Ubuntu, but is offered by third-party ## developers who want to ship their latest software. # deb http://extras.ubuntu.com/ubuntu natty main # deb-src http://extras.ubuntu.com/ubuntu natty main
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