Not possible to upgrade from 16.04 LTS to 18.04 LTS

Bug #1798672 reported by alain
12
This bug affects 2 people
Affects Status Importance Assigned to Milestone
ubuntu-release-upgrader (Ubuntu)
Expired
Undecided
Unassigned

Bug Description

using sudo do-release-upgrade command, seems having some conflicts about some packages/dependancies.
abstract of terminal (french version)

(appstreamcli:8638): GLib-CRITICAL **: g_strchug: assertion 'string != NULL' failed

(appstreamcli:8638): GLib-CRITICAL **: g_strchomp: assertion 'string != NULL' failed
AppStream cache update completed, but some metadata was ignored due to errors.

Vérification du gestionnaire de paquets
Lecture des listes de paquets… Terminé
Construction de l'arbre des dépendances
Lecture des informations d'état… Terminé

Calcul des modifications en cours

Calcul des modifications en cours

Impossible d'évaluer la mise à niveau

Un problème insoluble est survenu lors de la préparation de la mise à
niveau.

Ceci peut-être dû à :
* la mise à niveau vers une version de développement d'Ubuntu ;
* la version de développement d'Ubuntu est actuellement utilisée ;
* des paquets logiciels non officiels, non fournis par Ubuntu.

Si rien de tout cela ne s'applique, veuillez signaler ce bogue en
utilisant la commande « ubuntu-bug ubuntu-release-upgrader-core »
dans un terminal.

Restauration du système dans son état d'origine

Annulation
Lecture des listes de paquets… Terminé
Construction de l'arbre des dépendances
Lecture des informations d'état… Terminé

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubuntu-release-upgrader-core 1:16.04.25
ProcVersionSignature: Ubuntu 4.4.0-137.163-generic 4.4.144
Uname: Linux 4.4.0-137-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: Unity
Date: Thu Oct 18 22:06:03 2018
InstallationDate: Installed on 2016-12-01 (685 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
Symptom: ubuntu-release-upgrader
UpgradeStatus: Upgraded to xenial on 2018-10-18 (0 days ago)

Revision history for this message
alain (asbo38) wrote :
tags: added: xenial2bionic
Revision history for this message
Brian Murray (brian-murray) wrote :

Please install the updated version of the nvidia-304 package and then try the upgrade process again.

Changed in ubuntu-release-upgrader (Ubuntu):
status: New → Incomplete
Revision history for this message
Launchpad Janitor (janitor) wrote :

[Expired for ubuntu-release-upgrader (Ubuntu) because there has been no activity for 60 days.]

Changed in ubuntu-release-upgrader (Ubuntu):
status: Incomplete → Expired
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