problema con repositorios ubuntu 12.04(la informacion de actualizacion esta obsoleta)

Imagen de jahzion18
0 puntos

ya habia tenido este problema al principio y se soluciono gracias a que me dijeron que editara el archivo de sources.list y pegar determinado contenido pero nuevamente surgio el problema, se pone un triangulo rojo en la barra superior a la derecha y al dar actualizar aparece esto:

Ign http://dl.google.com stable InRelease
Ign http://dl.google.com stable InRelease
Des:1 http://dl.google.com stable Release.gpg [198 B]
Des:2 http://dl.google.com stable Release.gpg [198 B]
Ign http://extras.ubuntu.com precise InRelease
Ign http://mx.archive.ubuntu.com precise InRelease
Ign http://mx.archive.ubuntu.com precise-updates InRelease
Ign http://mx.archive.ubuntu.com precise-backports InRelease
Ign http://ppa.launchpad.net precise InRelease
Ign http://ppa.launchpad.net precise InRelease
Ign http://ppa.launchpad.net precise InRelease
Ign http://deb.opera.com stable InRelease
Des:3 http://dl.google.com stable Release [1.347 B]
Des:4 http://dl.google.com stable Release [1.338 B]
Obj http://extras.ubuntu.com precise Release.gpg
Obj http://mx.archive.ubuntu.com precise Release.gpg
Ign http://ppa.launchpad.net precise InRelease
Ign http://ppa.launchpad.net precise InRelease
Ign http://ppa.launchpad.net precise InRelease
Obj http://ppa.launchpad.net precise Release.gpg
Ign http://security.ubuntu.com precise-security InRelease
Obj http://deb.opera.com stable Release.gpg
Des:5 http://dl.google.com stable/main i386 Packages [1.237 B]
Ign http://dl.google.com stable/main TranslationIndex
Obj http://extras.ubuntu.com precise Release
Obj http://mx.archive.ubuntu.com precise-updates Release.gpg
Des:6 http://dl.google.com stable/main i386 Packages [464 B]
Obj http://ppa.launchpad.net precise Release.gpg
Obj http://security.ubuntu.com precise-security Release.gpg
Ign http://dl.google.com stable/main TranslationIndex
Obj http://deb.opera.com stable Release
Obj http://extras.ubuntu.com precise/main Sources
Obj http://mx.archive.ubuntu.com precise-backports Release.gpg
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Obj http://security.ubuntu.com precise-security Release
Obj http://deb.opera.com stable/non-free i386 Packages
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Obj http://mx.archive.ubuntu.com precise Release
Obj http://ppa.launchpad.net precise Release
Obj http://security.ubuntu.com precise-security/main Sources
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Obj http://mx.archive.ubuntu.com precise-updates Release
Obj http://ppa.launchpad.net precise Release
Obj http://ppa.launchpad.net precise Release
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Obj http://ppa.launchpad.net precise Release
Obj http://security.ubuntu.com precise-security/restricted Sources
Obj http://security.ubuntu.com precise-security/universe Sources
Obj http://security.ubuntu.com precise-security/multiverse Sources
Obj http://security.ubuntu.com precise-security/main i386 Packages
Obj http://security.ubuntu.com precise-security/restricted i386 Packages
Obj http://mx.archive.ubuntu.com precise-backports Release
Obj http://mx.archive.ubuntu.com precise/main Sources
Obj http://mx.archive.ubuntu.com precise/restricted Sources
Obj http://mx.archive.ubuntu.com precise/universe Sources
Obj http://mx.archive.ubuntu.com precise/multiverse Sources
Obj http://ppa.launchpad.net precise Release
Obj http://ppa.launchpad.net precise/main Sources
Obj http://ppa.launchpad.net precise/main i386 Packages
Ign http://ppa.launchpad.net precise/main TranslationIndex
Obj http://security.ubuntu.com precise-security/universe i386 Packages
Obj http://security.ubuntu.com precise-security/multiverse i386 Packages
Obj http://security.ubuntu.com precise-security/main TranslationIndex
Obj http://security.ubuntu.com precise-security/multiverse TranslationIndex
Obj http://security.ubuntu.com precise-security/restricted TranslationIndex
Obj http://security.ubuntu.com precise-security/universe TranslationIndex
Obj http://mx.archive.ubuntu.com precise/main i386 Packages
Obj http://mx.archive.ubuntu.com precise/restricted i386 Packages
Obj http://mx.archive.ubuntu.com precise/universe i386 Packages
Obj http://mx.archive.ubuntu.com precise/multiverse i386 Packages
Obj http://mx.archive.ubuntu.com precise/main TranslationIndex
Ign http://ppa.launchpad.net precise/main TranslationIndex
Obj http://ppa.launchpad.net precise/main Sources
Obj http://ppa.launchpad.net precise/main i386 Packages
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Obj http://ppa.launchpad.net precise/main Sources
Obj http://ppa.launchpad.net precise/main i386 Packages
Obj http://security.ubuntu.com precise-security/main Translation-en
Obj http://security.ubuntu.com precise-security/multiverse Translation-en
Ign http://dl.google.com stable/main Translation-es_MX
Obj http://mx.archive.ubuntu.com precise/multiverse TranslationIndex
Obj http://mx.archive.ubuntu.com precise/restricted TranslationIndex
Obj http://mx.archive.ubuntu.com precise/universe TranslationIndex
Obj http://mx.archive.ubuntu.com precise-updates/main Sources
Obj http://mx.archive.ubuntu.com precise-updates/restricted Sources
Ign http://dl.google.com stable/main Translation-es
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Obj http://ppa.launchpad.net precise/main Sources
Obj http://ppa.launchpad.net precise/main i386 Packages
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Ign http://dl.google.com stable/main Translation-en
Obj http://ppa.launchpad.net precise/main Sources
Obj http://ppa.launchpad.net precise/main i386 Packages
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Obj http://security.ubuntu.com precise-security/restricted Translation-en
Ign http://dl.google.com stable/main Translation-en
Obj http://mx.archive.ubuntu.com precise-updates/universe Sources
Obj http://mx.archive.ubuntu.com precise-updates/multiverse Sources
Obj http://mx.archive.ubuntu.com precise-updates/main i386 Packages
Obj http://mx.archive.ubuntu.com precise-updates/restricted i386 Packages
Obj http://mx.archive.ubuntu.com precise-updates/universe i386 Packages
Obj http://security.ubuntu.com precise-security/universe Translation-en
Obj http://mx.archive.ubuntu.com precise-updates/multiverse i386 Packages
Obj http://mx.archive.ubuntu.com precise-updates/main TranslationIndex
Obj http://mx.archive.ubuntu.com precise-updates/multiverse TranslationIndex
Obj http://mx.archive.ubuntu.com precise-updates/restricted TranslationIndex
Obj http://mx.archive.ubuntu.com precise-updates/universe TranslationIndex
Obj http://mx.archive.ubuntu.com precise-backports/main Sources
Obj http://mx.archive.ubuntu.com precise-backports/restricted Sources
Obj http://mx.archive.ubuntu.com precise-backports/universe Sources
Obj http://mx.archive.ubuntu.com precise-backports/multiverse Sources
Obj http://mx.archive.ubuntu.com precise-backports/main i386 Packages
Obj http://mx.archive.ubuntu.com precise-backports/restricted i386 Packages
Obj http://mx.archive.ubuntu.com precise-backports/universe i386 Packages
Obj http://mx.archive.ubuntu.com precise-backports/multiverse i386 Packages
Obj http://mx.archive.ubuntu.com precise-backports/main TranslationIndex
Obj http://mx.archive.ubuntu.com precise-backports/multiverse TranslationIndex
Ign http://extras.ubuntu.com precise/main Translation-es_MX
Ign http://extras.ubuntu.com precise/main Translation-es
Obj http://mx.archive.ubuntu.com precise-backports/restricted TranslationIndex
Obj http://mx.archive.ubuntu.com precise-backports/universe TranslationIndex
Obj http://mx.archive.ubuntu.com precise/main Translation-es
Obj http://mx.archive.ubuntu.com precise/main Translation-en
Obj http://mx.archive.ubuntu.com precise/multiverse Translation-es
Ign http://extras.ubuntu.com precise/main Translation-en
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Obj http://mx.archive.ubuntu.com precise/restricted Translation-es
Obj http://mx.archive.ubuntu.com precise/restricted Translation-en
Obj http://mx.archive.ubuntu.com precise/universe Translation-es
Obj http://mx.archive.ubuntu.com precise/universe Translation-en
Err http://ppa.launchpad.net precise/main Sources
404 Not Found
Err http://ppa.launchpad.net precise/main i386 Packages
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Obj http://mx.archive.ubuntu.com precise-updates/main Translation-en
Obj http://mx.archive.ubuntu.com precise-updates/multiverse Translation-en
Obj http://mx.archive.ubuntu.com precise-updates/restricted Translation-en
Obj http://mx.archive.ubuntu.com precise-updates/universe Translation-en
Obj http://mx.archive.ubuntu.com precise-backports/main Translation-en
Obj http://mx.archive.ubuntu.com precise-backports/multiverse Translation-en
Obj http://mx.archive.ubuntu.com precise-backports/restricted Translation-en
Obj http://mx.archive.ubuntu.com precise-backports/universe Translation-en
Ign http://deb.opera.com stable/non-free Translation-es_MX
Ign http://deb.opera.com stable/non-free Translation-es
Ign http://deb.opera.com stable/non-free Translation-en
Ign http://ppa.launchpad.net precise/main Translation-es_MX
Ign http://ppa.launchpad.net precise/main Translation-es
Ign http://ppa.launchpad.net precise/main Translation-en
Ign http://ppa.launchpad.net precise/main Translation-es_MX
Ign http://ppa.launchpad.net precise/main Translation-es
Ign http://ppa.launchpad.net precise/main Translation-en
Ign http://ppa.launchpad.net precise/main Translation-es_MX
Ign http://ppa.launchpad.net precise/main Translation-es
Ign http://ppa.launchpad.net precise/main Translation-en
Ign http://ppa.launchpad.net precise/main Translation-es_MX
Ign http://ppa.launchpad.net precise/main Translation-es
Ign http://ppa.launchpad.net precise/main Translation-en
Ign http://ppa.launchpad.net precise/main Translation-es_MX
Ign http://ppa.launchpad.net precise/main Translation-es
Ign http://ppa.launchpad.net precise/main Translation-en
Ign http://ppa.launchpad.net precise/main Translation-es_MX
Ign http://ppa.launchpad.net precise/main Translation-es
Ign http://ppa.launchpad.net precise/main Translation-en
Descargados 4.782 B en 4seg. (1.043 B/s)
W: Imposible obtener http://ppa.launchpad.net/norsetto/ppa/ubuntu/dists/precise/main/source/S... 404 Not Found

W: Imposible obtener http://ppa.launchpad.net/norsetto/ppa/ubuntu/dists/precise/main/binary-i... 404 Not Found

E: Algunos archivos de índice fallaron al descargar. Se han ignorado, o se han utilizado unos antiguos en su lugar

que debo hacer en este caso? di seleccionar mejor servidor y eso, pero continua el problema....

saludoss.....