Sabe eu também ando tendo dificuldades com os repositórios, mas uma coisa diferente
Uso o Ubuntu 6.06 LTS-Dapper Drake.
Tentei utilizar seu arquivo de sources para ver se resolvia mas também não deu, vou negritar onde consta meu problema ok?
cesar@cesar-desktop:~$ sudo gedit /etc/apt/sources.list
cesar@cesar-desktop:~$ sudo apt-get update
Obtendo:1
http://security.ubuntu.com dapper-security Release.gpg [189B]
Atingido
http://security.ubuntu.com dapper-security Release
Obtendo:2
http://archive.ubuntu.com dapper Release.gpg [189B]
Obtendo:3
http://archive.ubuntu.com dapper-updates Release.gpg [189B]
Atingido
http://security.ubuntu.com dapper-security/main Packages
Obtendo:4
http://archive.ubuntu.com dapper-backports Release.gpg [189B]
Atingido
http://archive.ubuntu.com dapper Release
Atingido
http://security.ubuntu.com dapper-security/restricted Packages
Obtendo:5
http://security.ubuntu.com dapper-security/main Sources [9552B]
Atingido
http://archive.ubuntu.com dapper-updates Release
Atingido
http://archive.ubuntu.com dapper-backports Release
Atingido
http://archive.ubuntu.com dapper/main Packages
Atingido
http://archive.ubuntu.com dapper/restricted Packages
Atingido
http://archive.ubuntu.com dapper/universe Packages
Atingido
http://archive.ubuntu.com dapper/multiverse Packages
Atingido
http://archive.ubuntu.com dapper/main Sources
Atingido
http://archive.ubuntu.com dapper/restricted Sources
Atingido
http://archive.ubuntu.com dapper/universe Sources
Atingido
http://archive.ubuntu.com dapper/multiverse Sources
Obtendo:6
http://security.ubuntu.com dapper-security/restricted Sources [974B]
Atingido
http://security.ubuntu.com dapper-security/universe Packages
Obtendo:7
http://security.ubuntu.com dapper-security/universe Sources [902B]
Atingido
http://security.ubuntu.com dapper-security/multiverse Packages
Obtendo:8
http://security.ubuntu.com dapper-security/multiverse Sources [521B]
Atingido
http://archive.ubuntu.com dapper-updates/main Sources
Atingido
http://archive.ubuntu.com dapper-updates/restricted Sources
Atingido
http://archive.ubuntu.com dapper-updates/universe Sources
Atingido
http://archive.ubuntu.com dapper-updates/multiverse Sources
Atingido
http://archive.ubuntu.com dapper-backports/main Sources
Atingido
http://archive.ubuntu.com dapper-backports/restricted Sources
Atingido
http://archive.ubuntu.com dapper-backports/universe Sources
Obtendo:9 http://archive.ubuntu.com dapper-backports/multiverse Sources [14B]
99% [Conectando a packages.freecontrib.org]bzip2: (stdin) is not a bzip2 file.
Err http://archive.ubuntu.com dapper-backports/multiverse Sources
Sub-processo bzip2 retornou um código de erro (2)Ign
http://packages.freecontrib.org breezy Release.gpg
Ign
http://packages.freecontrib.org breezy Release
Ign
http://packages.freecontrib.org breezy/free Packages
Ign
http://packages.freecontrib.org breezy/non-free Packages
Obtendo:10
http://packages.freecontrib.org breezy/free Packages [550B]
Obtendo:11 http://packages.freecontrib.org breezy/non-free Packages [2343B]
Baixados 14,8kB em 18s (806B/s)
Falha ao baixar http://archive.ubuntu.com/ubuntu/dists/dapper-backports/multiverse/source/Sources.bz2 Sub-processo bzip2 retornou um código de erro (2)
Lendo Lista de Pacotes... Pronto
E: Alguns arquivos de índice falharam no download, eles foram ignorados ou os antigos foram usados em seu lugar.cesar@cesar-desktop:~$
Que que eu faço galera??? Help-me Please!