Ubuntu
ubuntu-release-upgrader package

not able to calculate the upgrade

Bug #1888393 reported by Kusum Paraag Grandhi on 2020-07-21

This bug report is a duplicate of: Bug #1611737: Can't upgrade from a release if ros packages are installed from ROS servers. Edit Remove

This bug affects 1 person

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

Bug Description

Calculating the changes

Could not calculate the upgrade

An unresolvable problem occurred while calculating the upgrade.

If none of this applies, then please report this bug using the
command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal.If
you want to investigate this yourself the log files in
'/var/log/dist-upgrade' will contain details about the upgrade.
Specifically, look at 'main.log' and 'apt.log'.

THE ABOVE MESSAGE comes after running do-release-upgrade

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubuntu-release-upgrader-core 1:16.04.30
ProcVersionSignature: Ubuntu 4.4.0-186.216-generic 4.4.228
Uname: Linux 4.4.0-186-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.23
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: Unity
Date: Tue Jul 21 18:08:45 2020
InstallationDate: Installed on 2019-08-27 (328 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to xenial on 2020-07-21 (0 days ago)

Tags:

Revision history for this message

Kusum Paraag Grandhi (kusumgrandhi) wrote on 2020-07-21:

CurrentDmesg.txt.txt Edit (75.4 KiB, text/plain; charset="utf-8")
Dependencies.txt Edit (2.5 KiB, text/plain; charset="utf-8")
ProcCpuinfoMinimal.txt Edit (1.2 KiB, text/plain; charset="utf-8")
ProcEnviron.txt Edit (122 bytes, text/plain; charset="utf-8")
VarLogDistupgradeAptclonesystemstate.tar.gz Edit (786.5 KiB, application/x-gzip)
VarLogDistupgradeAptlog.txt Edit (427.3 KiB, text/plain; charset="utf-8")
VarLogDistupgradeLspcitxt.txt Edit (1.7 KiB, text/plain; charset="utf-8")
VarLogDistupgradeMainlog.txt Edit (17.3 KiB, text/plain; charset="utf-8")

Ubuntu Foundations Team Bug Bot (crichton) on 2020-07-21

tags:

added: xenial2bionic

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Ubuntuubuntu-release-upgrader package