I have no clue how it comes that on your Ubuntu12.10 quantal installation, Ubuntu10.10 maveric repositories are enabled. That should not be.
In the main.log /named here: "second log" this is documented: 2013-05-18 12:03:42,707 ERROR IOError/SystemError in cache.update(): 'W:Imposible obtener http://extras.ubuntu.com/ubuntu/dists/maverick/main/source/Sources 404 Not Found , E:Algunos archivos de Ãndice fallaron al descargar. Se han ignorado, o se han utilizado unos antiguos en su lugar'. Retrying (currentRetry: 0) 2013-05-18 12:04:12,365 ERROR IOError/SystemError in cache.update(): 'W:Imposible obtener http://extras.ubuntu.com/ubuntu/dists/maverick/main/source/Sources 404 Not Found , E:Algunos archivos de Ãndice fallaron al descargar. Se han ignorado, o se han utilizado unos antiguos en su lugar'. Retrying (currentRetry: 1) 2013-05-18 12:04:43,781 ERROR IOError/SystemError in cache.update(): 'W:Imposible obtener http://extras.ubuntu.com/ubuntu/dists/maverick/main/source/Sources 404 Not Found , E:Algunos archivos de Ãndice fallaron al descargar. Se han ignorado, o se han utilizado unos antiguos en su lugar'. Retrying (currentRetry: 2) 2013-05-18 12:04:43,781 ERROR doUpdate() failed completely -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1181470 Title: kubuntu 13.2 update To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1181470/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
