Can't. /var/log is in tmpfs and I didn't save them unfortunately. Feel free to close this as a duplicate of https://bugs.launchpad.net/ubuntu/+source/ubuntu-release- upgrader/+bug/1874381
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1877473 Title: Upgrading from 18.04 to 20.04 encrypted installation with LUKS and LVM makes it unbootable without manual intervention To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lvm2/+bug/1877473/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs