Merci pour ta réponse rapide.
voilà le message complet que je reçois en faisant sudo apt-get dist-upgrade:
Réception de : 1
http://fr.archive.ubuntu.com breezy-updates/main dhcp3-client 3 .0.2-1ubuntu7 [425kB]
Réception de : 2
http://fr.archive.ubuntu.com breezy-updates/main dhcp3-common 3 .0.2-1ubuntu7 [178kB]
603ko réceptionnés en 1s (413ko/s)
debconf: Perl may be unconfigured (syntax error at /usr/share/perl/5.8/AutoLoade r.pm line 175, at EOF
Missing right curly or square bracket at /usr/share/perl/5.8/AutoLoader.pm line 175, at end of line
Compilation failed in require at /usr/lib/perl/5.8/POSIX.pm line 7.
BEGIN failed--compilation aborted at /usr/lib/perl/5.8/POSIX.pm line 7.
Compilation failed in require at /usr/share/perl5/Debconf/Template.pm line 5.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Template.pm line 5 .
Compilation failed in require at /usr/share/perl5/Debconf/Question.pm line 6.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Question.pm line 6 .
Compilation failed in require at /usr/share/perl5/Debconf/Config.pm line 5.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Config.pm line 5.
Compilation failed in require at /usr/share/perl5/Debconf/Log.pm line 8.
Compilation failed in require at (eval 1) line 4.
BEGIN failed--compilation aborted at (eval 1) line 4.
) -- aborting
Paramétrage de passwd (4.0.3-37ubuntu8) ...
syntax error at /usr/share/perl/5.8/AutoLoader.pm line 175, at EOF
Missing right curly or square bracket at /usr/share/perl/5.8/AutoLoader.pm line 175, at end of line
Compilation failed in require at /usr/lib/perl/5.8/POSIX.pm line 7.
BEGIN failed--compilation aborted at /usr/lib/perl/5.8/POSIX.pm line 7.
Compilation failed in require at /usr/share/perl5/Debconf/Template.pm line 5.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Template.pm line 5 .
Compilation failed in require at /usr/share/perl5/Debconf/Question.pm line 6.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Question.pm line 6 .
Compilation failed in require at /usr/share/perl5/Debconf/Config.pm line 5.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Config.pm line 5.
Compilation failed in require at /usr/share/perl5/Debconf/Log.pm line 8.
Compilation failed in require at /usr/share/perl5/Debconf/Db.pm line 5.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Db.pm line 5.
Compilation failed in require at /usr/share/debconf/frontend line 4.
BEGIN failed--compilation aborted at /usr/share/debconf/frontend line 4.
dpkg : erreur de traitement de passwd (--configure) :
le sous-processus post-installation script a retourné une erreur de sortie d'ét at 9
Des erreurs ont été rencontrées pendant l'exécution :
passwd
E: Sub-process /usr/bin/dpkg returned an error code (1)
De plus quand je veux lancer Système/ Administration /Disques, j'ai un message me disant que mon mot de passe est faux, alors que je tape le même depuis 6 mois.
En espérant que ça aidera à trouver la solution