This works for me : I had this error in /var/log/myslq/error.log while trying to upgrade mysql-server from 5.5 to 5.6.
I added this line in /etc/apparmor.d/usr.sbin.mysqld : /etc/mysql/mysql.conf.d/** r, restart apparmor service and launch again aptitude full-upgrade. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1435080 Title: mysql-server upgrade hangs dpkg --reconfigure (if root password is set?) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mysql-5.6/+bug/1435080/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs