Just hit the exactly same issue while trying to upgrade from 19.04 to 19.10
root@ferma:~# ls -l /usr/bin/python* lrwxrwxrwx 1 root root 24 Oct 23 22:37 /usr/bin/python -> /etc/alternatives/python lrwxrwxrwx 1 root root 9 Mar 4 2019 /usr/bin/python2 -> python2.7 -rwxr-xr-x 1 root root 3691008 Oct 7 19:36 /usr/bin/python2.7 lrwxrwxrwx 1 root root 25 Oct 23 22:52 /usr/bin/python3 -> /etc/alternatives/python3 -rwxr-xr-x 1 root root 1797 Jul 12 2017 /usr/bin/python3-unidiff -rwxr-xr-x 2 root root 4877888 Oct 7 14:56 /usr/bin/python3.7 -rwxr-xr-x 2 root root 4877888 Oct 7 14:56 /usr/bin/python3.7m lrwxrwxrwx 1 root root 10 Mar 26 2019 /usr/bin/python3m -> python3.7m root@ferma:~# ls -l /etc/alternatives/python lrwxrwxrwx 1 root root 18 Oct 23 22:53 /etc/alternatives/python -> /usr/bin/python2.7 root@ferma:~# ls -l /etc/alternatives/python3 lrwxrwxrwx 1 root root 18 Oct 23 22:55 /etc/alternatives/python3 -> /usr/bin/python3.7 root@ferma:~# rm /usr/bin/python -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1825655 Title: do-release-upgrade fails with "Your python3 install is corrupted" if /usr/bin/python points to /etc/alternatives/python To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1825655/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs