Public bug reported:
On focal 20.04 I executed the following commands:
sudo apt-get update
sudo apt-get upgrade -y
sudo apt-get install update-manager-core -y
sudo apt-get dist-upgrade -y
sudo apt-get autoremove
also I disabled 3rd party repositories (Google, FreeCad and some other)
in /etc/apt/sources.list.d/
Checking the version I have
uname -mrs
> Linux 5.13.0-40-generic x86_64
lsb_release -a
> No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04.4 LTS
Release: 20.04
Codename: focal
Then I run the following command to execute the distribution upgrade
procedure
sudo do-release-upgrade -d
And deep down into the process (95%) I hit the following "bug"
...
Installing new version of config file
/etc/xdg/autostart/org.gnome.Evolution-alarm-notify.desktop ...
Processing triggers for dbus (1.12.20-2ubuntu4) ...
Processing triggers for libc-bin (2.35-0ubuntu3) ...
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating the changes
Calculating the changes
Traceback (most recent call last):
File "/tmp/ubuntu-release-upgrader-ql9_ymmz/jammy", line 8, in <module>
sys.exit(main())
File "/tmp/ubuntu-release-upgrader-ql9_ymmz/DistUpgrade/DistUpgradeMain.py",
line 241, in main
if app.run():
File
"/tmp/ubuntu-release-upgrader-ql9_ymmz/DistUpgrade/DistUpgradeController.py",
line 2038, in run
return self.fullUpgrade()
File
"/tmp/ubuntu-release-upgrader-ql9_ymmz/DistUpgrade/DistUpgradeController.py",
line 1992, in fullUpgrade
if not self.calcDistUpgrade():
File
"/tmp/ubuntu-release-upgrader-ql9_ymmz/DistUpgrade/DistUpgradeController.py",
line 1101, in calcDistUpgrade
if not self.cache.installTasks(self.tasks):
AttributeError: 'DistUpgradeController' object has no attribute 'tasks'
Error in sys.excepthook:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/problem_report.py", line 477, in
add_to_existing
self.write(f)
File "/usr/lib/python3/dist-packages/problem_report.py", line 430, in write
block = f.read(1048576)
File "/usr/lib/python3.8/codecs.py", line 322, in decode
(result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x8b in position 1: invalid
start byte
Traceback (most recent call last):
File "/tmp/ubuntu-release-upgrader-ql9_ymmz/jammy", line 8, in <module>
sys.exit(main())
File "/tmp/ubuntu-release-upgrader-ql9_ymmz/DistUpgrade/DistUpgradeMain.py",
line 241, in main
if app.run():
File
"/tmp/ubuntu-release-upgrader-ql9_ymmz/DistUpgrade/DistUpgradeController.py",
line 2038, in run
return self.fullUpgrade()
File
"/tmp/ubuntu-release-upgrader-ql9_ymmz/DistUpgrade/DistUpgradeController.py",
line 1992, in fullUpgrade
if not self.calcDistUpgrade():
File
"/tmp/ubuntu-release-upgrader-ql9_ymmz/DistUpgrade/DistUpgradeController.py",
line 1101, in calcDistUpgrade
if not self.cache.installTasks(self.tasks):
AttributeError: 'DistUpgradeController' object has no attribute 'tasks'
I have to admit of this is really a but or if it is "self-made" that
I broke the python installation myself as I see that is using python38
from my system.
I haven' t rebooted the computer ... The computer is "functional" but many
Apps (file browser, LibreOffice to mention 2) have disappeared. I am scared
that if I reboot I am going to be left without notebook to work with.
Any guidance to get out of this issue would be much appreciated.
Thank you for reading.
** Affects: ubuntu-release-upgrader (Ubuntu)
Importance: Undecided
Status: New
** Tags: dist-upgrade jammy
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https://bugs.launchpad.net/bugs/1969786
Title:
Upgrade from 20.04 to 22.04 failed
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