This may be the relevant log entry: Setting up mysql-server-5.6 (5.6.25-0ubuntu0.15.04.1) ... Installing new version of config file /etc/apparmor.d/usr.sbin.mysqld ... Installing new version of config file /etc/init.d/mysql ... Installing new version of config file /etc/init/mysql.conf ... Installing new version of config file /etc/logrotate.d/mysql-server ... Installing new version of config file /etc/mysql/debian-start ... 2015-10-07 10:32:08 0 [Warning] Using unique option prefix key_buffer instead of key_buffer_size is deprecated and will be removed in a future release. Please use the full name instead. 2015-10-07 10:32:08 0 [Warning] options --log-slow-admin-statements, --log-queries-not-using-indexes and --log-slow-slave-statements have no effect if --slow-query-log is not set 2015-10-07 10:32:08 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1503609 Title: upgrader looped because of mysql problem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1503609/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs