Voici ce que me donne la commande abelthorne
colin@ordinatueur:~$ cat /etc/apt/sources.list
# deb cdrom:[Ubuntu 14.04.3 LTS _Trusty Tahr_ - Beta amd64 (20150805)]/ trusty main restricted
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://fr.archive.ubuntu.com/ubuntu/ bionic main restricted
deb-src http://fr.archive.ubuntu.com/ubuntu/ bionic main restricted
## Major bug fix updates produced after the final release of the
## distribution.
deb http://fr.archive.ubuntu.com/ubuntu/ bionic-updates main restricted
deb-src http://fr.archive.ubuntu.com/ubuntu/ bionic-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://fr.archive.ubuntu.com/ubuntu/ bionic universe
deb-src http://fr.archive.ubuntu.com/ubuntu/ bionic universe
deb http://fr.archive.ubuntu.com/ubuntu/ bionic-updates universe
deb-src http://fr.archive.ubuntu.com/ubuntu/ bionic-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.
deb http://fr.archive.ubuntu.com/ubuntu/ bionic multiverse
deb-src http://fr.archive.ubuntu.com/ubuntu/ bionic multiverse
deb http://fr.archive.ubuntu.com/ubuntu/ bionic-updates multiverse
deb-src http://fr.archive.ubuntu.com/ubuntu/ bionic-updates multiverse
## 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://fr.archive.ubuntu.com/ubuntu/ bionic-backports main restricted universe multiverse
deb-src http://fr.archive.ubuntu.com/ubuntu/ bionic-backports main restricted universe multiverse
deb http://security.ubuntu.com/ubuntu bionic-security main restricted
deb-src http://security.ubuntu.com/ubuntu bionic-security main restricted
deb http://security.ubuntu.com/ubuntu bionic-security universe
deb-src http://security.ubuntu.com/ubuntu bionic-security universe
deb http://security.ubuntu.com/ubuntu bionic-security multiverse
deb-src http://security.ubuntu.com/ubuntu bionic-security 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 bionic partner
deb-src http://archive.canonical.com/ubuntu trusty partner
deb https://dl.winehq.org/wine-builds/ubuntu/ bionic main
# deb-src https://dl.winehq.org/wine-builds/ubuntu/ bionic main
# deb-src https://dl.winehq.org/wine-builds/ubuntu/ bionic main
colin@ordinatueur:~$ ls /etc/apt/sources.list.d
ehoover-ubuntu-compholio-bionic.list
ehoover-ubuntu-compholio-bionic.list.save
google-chrome.list
google-chrome.list.distUpgrade
google-chrome.list.save
nextcloud-devs-ubuntu-client-bionic.list
nextcloud-devs-ubuntu-client-bionic.list.save
rolfbensch-ubuntu-sane-git-xenial.list
rolfbensch-ubuntu-sane-git-xenial.list.distUpgrade
rolfbensch-ubuntu-sane-git-xenial.list.save
wine-ubuntu-wine-builds-bionic.list
wine-ubuntu-wine-builds-bionic.list.save
colin@ordinatueur:~$ cat /etc/apt/sources.list.d/*.list
deb http://ppa.launchpad.net/ehoover/compholio/ubuntu bionic main
# deb-src http://ppa.launchpad.net/ehoover/compholio/ubuntu bionic main
### THIS FILE IS AUTOMATICALLY CONFIGURED ###
# You may comment out this entry, but any other modifications may be lost.
# deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main # désactivé pour la mise à niveau vers bionic
deb http://ppa.launchpad.net/nextcloud-devs/client/ubuntu bionic main
# deb-src http://ppa.launchpad.net/nextcloud-devs/client/ubuntu bionic main
# deb http://ppa.launchpad.net/rolfbensch/sane-git/ubuntu bionic main # désactivé pour la mise à niveau vers bionic
# deb-src http://ppa.launchpad.net/rolfbensch/sane-git/ubuntu xenial main
deb http://ppa.launchpad.net/wine/wine-builds/ubuntu bionic main
# deb-src http://ppa.launchpad.net/wine/wine-builds/ubuntu bionic main
colin@ordinatueur:~$ apt list | grep "installé, local"
WARNING: apt does not have a stable CLI interface. Use with caution in scripts.
gcc-4.9-base/now 4.9.3-13ubuntu2 amd64 [installé, local]
gir1.2-nm-1.0/now 1.10.14-0ubuntu2 amd64 [installé, local]
gksu/now 2.0.2-9ubuntu1 amd64 [installé, local]
gnome-mplayer/now 1.0.9-3ubuntu1 amd64 [installé, local]
gnomine/now 1:3.18.2-2 all [installé, local]
google-chrome-stable/now 80.0.3987.163-1 amd64 [installé, local]
gstreamer0.10-alsa/now 0.10.36-2ubuntu0.1 amd64 [installé, local]
gstreamer0.10-plugins-base/now 0.10.36-2ubuntu0.1 amd64 [installé, local]
gstreamer0.10-plugins-base-apps/now 0.10.36-2ubuntu0.1 amd64 [installé, local]
gstreamer0.10-tools/now 0.10.36-1.5ubuntu1 amd64 [installé, local]
initscripts/now 2.88dsf-59.3ubuntu2 amd64 [installé, local]
insserv/now 1.14.0-5ubuntu3 amd64 [installé, local]
libandroid-properties1/now 0.1.0+git20151016+6d424c9-0ubuntu7 amd64 [installé, local]
libcgmanager0/now 0.39-2ubuntu5 amd64 [installé, local]
libdvdcss-dev/now 1.4.2-1~local amd64 [installé, local]
libdvdcss2/now 1.4.2-1~local amd64 [installé, local]
libefivar0/now 0.23-2 amd64 [installé, local]
libgdbm3/now 1.8.3-13.1 amd64 [installé, local]
libgksu2-0/now 2.0.13~pre1-6ubuntu8 amd64 [installé, local]
libgstreamer-plugins-base0.10-0/now 0.10.36-2ubuntu0.1 amd64 [installé, local]
libgstreamer0.10-0/now 0.10.36-1.5ubuntu1 amd64 [installé, local]
libgtop-2.0-10/now 2.32.0-1 amd64 [installé, local]
libicu55/now 55.1-7ubuntu0.4 amd64 [installé, local]
libjson-c2/now 0.11-4ubuntu2 amd64 [installé, local]
libjson0/now 0.11-4ubuntu2 amd64 [installé, local]
libmusicbrainz3-6v5/now 3.0.2-2.5 amd64 [installé, local]
libnm-glib4/now 1.10.14-0ubuntu2 amd64 [installé, local]
libnm-util2/now 1.10.14-0ubuntu2 amd64 [installé, local]
libnm0/now 1.10.14-0ubuntu2 amd64 [installé, local]
libpackagekit-glib2-16/now 0.8.17-4ubuntu6~gcc5.4ubuntu1.3 amd64 [installé, local]
libpng12-0/now 1.2.54-1ubuntu1.1 amd64 [installé, local]
libreadline6/now 6.3-8ubuntu2 amd64 [installé, local]
libsane/now 1.0.27+git20180905-xenial0 amd64 [installé, local]
libsane-common/now 1.0.27+git20180905-xenial0 amd64 [installé, local]
libwayland-egl1-mesa-lts-vivid/now 3:13 amd64 [installé, local]
linux-generic-lts-vivid/now 4.4.0.134.140 amd64 [installé, local]
linux-image-3.19.0-65-generic/now 3.19.0-65.73~14.04.1 amd64 [installé, local]
linux-image-extra-3.19.0-65-generic/now 3.19.0-65.73~14.04.1 amd64 [installé, local]
linux-signed-generic-lts-vivid/now 4.4.0.134.140 amd64 [installé, local]
linux-signed-image-3.19.0-65-generic/now 3.19.0-65.73~14.04.1 amd64 [installé, local]
mountall/now 2.54ubuntu1 amd64 [installé, local]
myspell-en-gb/now 1:5.1.0-1ubuntu2.2 all [installé, local]
myspell-en-za/now 1:5.1.0-1ubuntu2.2 all [installé, local]
net.downloadhelper.coapp/now 1.3.0 amd64 [installé, local]
network-manager/now 1.10.14-0ubuntu2 amd64 [installé, local]
network-manager-config-connectivity-ubuntu/now 1.10.14-0ubuntu2 all [installé, local]
oneconf/now 0.3.9 all [installé, local]
oneconf-common/now 0.3.9 all [installé, local]
python-debtagshw/now 2.0.1ubuntu6 all [installé, local]
python-imaging/now 3.1.2-0ubuntu1.1 all [installé, local]
python-oneconf/now 0.3.9 all [installé, local]
python-ubuntu-sso-client/now 13.10-0ubuntu11 all [installé, local]
python3-oneconf/now 0.3.9 all [installé, local]
sane-utils/now 1.0.27+git20180905-xenial0 amd64 [installé, local]
scangearmp2/now 3.20-1 i386 [installé, local]
skype/now 4.3.0.37-0ubuntu0.12.04.1 amd64 [installé, local]
skype-bin/now 4.3.0.37-0ubuntu0.12.04.1 i386 [installé, local]
software-center/now 16.01+16.04.20160420 all [installé, local]
sysv-rc/now 2.88dsf-59.3ubuntu2 all [installé, local]
toshset/now 1.76-4 amd64 [installé, local]
ubuntu-sso-client/now 13.10-0ubuntu11 all [installé, local]
ubuntu-sso-client-qt/now 13.10-0ubuntu11 all [installé, local]
ubuntuone-client-data/now 15.10+15.10.20151007 all [installé, local]
xserver-xorg-core-lts-vivid/now 3:13 amd64 [installé, local]
xserver-xorg-input-all-lts-vivid/now 3:13 amd64 [installé, local]
xserver-xorg-lts-vivid/now 3:13 amd64 [installé, local]
xserver-xorg-video-all-lts-vivid/now 3:13 amd64 [installé, local]
zoom/now 3.5.374815.0324 amd64 [installé, local]
colin@ordinatueur:~$ sudo apt-get update
[sudo] Mot de passe de colin :
Désolé, essayez de nouveau.
[sudo] Mot de passe de colin :
Atteint :1 http://fr.archive.ubuntu.com/ubuntu bionic InRelease
Ign :2 http://ppa.launchpad.net/ehoover/compholio/ubuntu bionic InRelease
Atteint :3 http://fr.archive.ubuntu.com/ubuntu bionic-updates InRelease
Atteint :4 http://fr.archive.ubuntu.com/ubuntu bionic-backports InRelease
Atteint :5 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu bionic InRelease
Réception de :6 https://dl.winehq.org/wine-builds/ubuntu bionic InRelease [6259 B]
Réception de :7 http://security.ubuntu.com/ubuntu bionic-security InRelease [88,7 kB]
Ign :8 http://ppa.launchpad.net/wine/wine-builds/ubuntu bionic InRelease
Atteint :9 http://archive.canonical.com/ubuntu bionic InRelease
Err :10 http://ppa.launchpad.net/ehoover/compholio/ubuntu bionic Release
404 Not Found [IP : 91.189.95.85 80]
Err :11 http://ppa.launchpad.net/wine/wine-builds/ubuntu bionic Release
404 Not Found [IP : 91.189.95.85 80]
Ign :12 http://archive.canonical.com/ubuntu trusty InRelease
Atteint :13 http://archive.canonical.com/ubuntu trusty Release
Err :6 https://dl.winehq.org/wine-builds/ubuntu bionic InRelease
Les signatures suivantes n'ont pas pu être vérifiées car la clé publique n'est pas disponible : NO_PUBKEY 76F1A20FF987672F
Lecture des listes de paquets... Fait
E: Le dépôt http://ppa.launchpad.net/ehoover/compholio/ubuntu bionic Release n'a pas de fichier Release.
N: Les mises à jour depuis un tel dépôt ne peuvent s'effectuer de manière sécurisée, et sont donc désactivées par défaut.
N: Voir les pages de manuel d'apt-secure(8) pour la création des dépôts et les détails de configuration d'un utilisateur.
E: Le dépôt http://ppa.launchpad.net/wine/wine-builds/ubuntu bionic Release n'a pas de fichier Release.
N: Les mises à jour depuis un tel dépôt ne peuvent s'effectuer de manière sécurisée, et sont donc désactivées par défaut.
N: Voir les pages de manuel d'apt-secure(8) pour la création des dépôts et les détails de configuration d'un utilisateur.
W: Erreur de GPG : https://dl.winehq.org/wine-builds/ubuntu bionic InRelease : Les signatures suivantes n'ont pas pu être vérifiées car la clé publique n'est pas disponible : NO_PUBKEY 76F1A20FF987672F
E: Le dépôt https://dl.winehq.org/wine-builds/ubuntu bionic InRelease n'est pas signé.
N: Les mises à jour depuis un tel dépôt ne peuvent s'effectuer de manière sécurisée, et sont donc désactivées par défaut.
N: Voir les pages de manuel d'apt-secure(8) pour la création des dépôts et les détails de configuration d'un utilisateur.