Ubuntu
ubuntu-release-upgrader package

Could not determine the upgrade, Ubuntu 18.04 to 20.04

Bug #1902174 reported by Julian on 2020-10-30

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	ubuntu-release-upgrader (Ubuntu)	New	Undecided	Unassigned

Bug Description

I've read previous similar bug issue, and apply the corresponding solution such as removing third party PPA. Yet, the problem persist. It cannot ugprade to 20.04

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.40
ProcVersionSignature: Ubuntu 4.15.0-122.124-generic 4.15.18
Uname: Linux 4.15.0-122-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.18
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Fri Oct 30 13:34:27 2020
InstallationDate: Installed on 2018-06-01 (881 days ago)
InstallationMedia: Ubuntu-GNOME 16.04.4 LTS "Xenial Xerus" - Release amd64 (20180228)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to bionic on 2020-10-30 (0 days ago)
VarLogDistupgradeTermlog:

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Revision history for this message

Julian (julianzheng) wrote on 2020-10-30:

Dependencies.txt Edit (2.4 KiB, text/plain; charset="utf-8")
ProcCpuinfoMinimal.txt Edit (1.3 KiB, text/plain; charset="utf-8")
ProcEnviron.txt Edit (350 bytes, text/plain; charset="utf-8")
VarLogDistupgradeAptclonesystemstate.tar.gz Edit (954.6 KiB, application/x-gzip)
VarLogDistupgradeAptlog.txt Edit (161.8 KiB, text/plain; charset="utf-8")
VarLogDistupgradeLspcitxt.txt Edit (3.1 KiB, text/plain; charset="utf-8")
VarLogDistupgradeMainlog.txt Edit (7.7 KiB, text/plain; charset="utf-8")

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Ubuntuubuntu-release-upgrader package