*** This bug is a duplicate of bug 1612517 *** https://bugs.launchpad.net/bugs/1612517
The config option NO_AUTO_CREATE_USER is not part of the default config, and therefore won't be taken care of during the upgrade to mysql 8. You should remove it manually and then retry the installation with: sudo apt update sudo apt -f install ** This bug has been marked a duplicate of bug 1612517 Server fails to start after upgrade because of customized config and obsolete/renamed directives -- You received this bug notification because you are a member of Ubuntu Server, which is subscribed to mysql-8.0 in Ubuntu. https://bugs.launchpad.net/bugs/1854852 Title: package mysql-server-8.0 8.0.18-0ubuntu0.19.10.1 failed to install/upgrade: installed mysql-server-8.0 package post-installation script subprocess returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mysql-8.0/+bug/1854852/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs