Olá pessoal. Estou com o mesmo problema do amiga ai em cima mas o ultimo comando não funcionou.
Estou colocando o conteúdo do arquivo /etc/apt/sources.list.
# deb cdrom:[Ubuntu 10.04.1 LTS _Lucid Lynx_ - Release i386 (20100816.1)]/ lucid main restricted
# See
http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb
http://archive.ubuntu.com/ubuntu maverick main restricted multiverse
deb-src
http://archive.ubuntu.com/ubuntu maverick main restricted
## Major bug fix updates produced after the final release of the
## distribution.
deb
http://archive.ubuntu.com/ubuntu maverick-updates main restricted multiverse
deb-src
http://archive.ubuntu.com/ubuntu maverick-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://archive.ubuntu.com/ubuntu maverick universe
deb-src
http://archive.ubuntu.com/ubuntu maverick universe
deb
http://archive.ubuntu.com/ubuntu maverick-updates universe
deb-src
http://archive.ubuntu.com/ubuntu maverick-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.
## 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://archive.ubuntu.com/ubuntu maverick-backports main restricted universe multiverse
# deb-src
http://br.archive.ubuntu.com/ubuntu/ lucid-backports main restricted universe 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 maverick partner
deb-src
http://archive.canonical.com/ubuntu maverick partner
deb
http://archive.ubuntu.com/ubuntu maverick-security main restricted multiverse
deb-src
http://archive.ubuntu.com/ubuntu maverick-security main restricted
deb
http://archive.ubuntu.com/ubuntu maverick-security universe
deb-src
http://archive.ubuntu.com/ubuntu maverick-security universe
deb
http://archive.ubuntu.com/ubuntu maverick-proposed restricted main universe multiverse
# deb
http://extras.ubuntu.com/ubuntu maverick main #Third party developers repository
deb
http://archive.ubuntu.com/ubuntu lucid universe restricted multiverse main
deb
http://security.ubuntu.com/ubuntu/ lucid-security universe multiverse restricted main
deb
http://archive.ubuntu.com/ubuntu lucid-updates universe multiverse restricted main
deb
http://archive.ubuntu.com/ubuntu lucid-proposed universe multiverse restricted main
deb
http://archive.ubuntu.com/ubuntu lucid-backports universe main multiverse restricted
deb
http://qtqr.nwlinux.us lucid main
deb
http://marcusls.nwlinux.us lucid main
E o erro completo.
Não foi possível inicializar as informações do pacote
Um problema impossível de se resolver ocorreu enquanto inicializava as informações do pacote.
Por favor relate este erro do pacote 'update-manager' e inclua a seguinte mensagem de erro:
'W:Duplicate sources.list entry
http://archive.canonical.com/ubuntu/ maverick/partner Packages (/var/lib/apt/lists/archive.canonical.com_ubuntu_dists_maverick_partner_binary-i386_Packages), E:MMap dinâmico necessita de mais memória. Por favor aumente o tamanho de APT::Cache-Limit. Valor atual: 25165824. (man 5 apt.conf), E:Um erro ocorreu processando mistelix (NovaVersão1), E:Problem with MergeList /var/lib/apt/lists/security.ubuntu.com_ubuntu_dists_lucid-security_universe_binary-i386_Packages, E:As listas de pacotes ou os arquivos de estado não puderam ser analisados ou abertos.'