/var/log/dist-upgrade/main.log was a helpful hint! This logfile is neither mentioned with do-release-upgrade --help nor in the man-page.
root@obertux:~# do-release-upgrade Reading cache Checking package manager Can not upgrade Your python3 install is corrupted. Please fix the '/usr/bin/python3' symlink. === Command detached from window (Wed Jan 21 16:05:14 2026) === root@obertux:/var/log/dist-upgrade# ls -l main.log -rw-r--r-- 1 root root 1090 Jan 21 16:05 main.log root@obertux:/var/log/dist-upgrade# cat main.log 2026-01-21 16:05:11,916 INFO Using config files '['./DistUpgrade.cfg.jammy', '/etc/update-manager/release-upgrades.d/ubuntu-advantage-upgrades.cfg']' 2026-01-21 16:05:11,916 INFO uname information: 'Linux obertux 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 x86_64' 2026-01-21 16:05:12,281 INFO apt version: '2.4.14' 2026-01-21 16:05:12,281 INFO python version: '3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0]' 2026-01-21 16:05:12,285 INFO release-upgrader version '24.04.27' started 2026-01-21 16:05:12,289 INFO locale: 'en_US' 'UTF-8' 2026-01-21 16:05:12,371 DEBUG Using 'DistUpgradeViewText' view 2026-01-21 16:05:12,404 DEBUG enable dpkg --force-overwrite 2026-01-21 16:05:12,432 DEBUG creating statefile: '/var/log/dist-upgrade/apt-clone_system_state.tar.gz' 2026-01-21 16:05:14,351 DEBUG lsb-release: 'jammy' 2026-01-21 16:05:14,351 DEBUG _pythonSymlinkCheck run 2026-01-21 16:05:14,352 DEBUG python3 symlink points to: '/bin/python3.10', but expected is 'python3.10' or '/usr/bin/python3.10' 2026-01-21 16:05:14,352 ERROR pythonSymlinkCheck() failed, aborting But I have: root@obertux:/usr/bin# ls -l python3* lrwxrwxrwx 1 root root 10 Jan 21 09:53 python3 -> python3.10 -rwxr-xr-x 1 root root 960 Jan 25 2023 python3-futurize -rwxr-xr-x 1 root root 964 Jan 25 2023 python3-pasteurize -rwxr-xr-x 1 root root 5937672 Jan 8 07:52 python3.10 root@obertux:~# type -a python3 python3 is /usr/bin/python3 I then changed the python3 symlink: root@obertux:/usr/bin# ls -l python3 lrwxrwxrwx 1 root root 19 Jan 21 16:07 python3 -> /usr/bin/python3.10 but with same error result. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2138772 Title: do-release-upgrade fails with "Your python3 install is corrupted" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/2138772/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
