This helped me to solve the issue: https://ubuntuforums.org/showthread.php?t=2321413&p=13475037#post13475037
In /etc/mysql/my.cnf comment the entries so as to have them like: #key_buffer = 16M #myisam-recover = BACKUP sudo apt-get update sudo apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages were automatically installed and are no longer required: apt-xapian-index aptitude-common fontconfig-config fonts-dejavu-core heirloom-mailx libboost-iostreams1.54.0 libboost-iostreams1.58.0 libck-connector0 libclass-accessor-perl libcwidget3 libept1.4.12 libfontconfig1 libio-string-perl libjbig0 libjpeg-turbo8 libjpeg8 liblinear1 liblua5.1-0 libmcrypt4 libonig2 libopts25 libparse-debianchangelog-perl libqdbm14 libsensors4 libsigc++-2.0-0c2a libsnmp-base libsnmp30 libsub-name-perl libterm-readkey-perl libtiff5 libvpx1 libxapian-1.3-5 libxapian22v5 libxpm4 linux-image-generic-lts-vivid python-ndg-httpsclient python-requests python-urllib3 python-xapian python3-xapian1.3 watershed Use 'sudo apt autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. 2 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] y Setting up mysql-server-5.7 (5.7.16-0ubuntu0.16.04.1) ... update-alternatives: warning: forcing reinstallation of alternative /etc/mysql/mysql.cnf because link group my.cnf is broken update-alternatives: warning: not replacing /etc/mysql/my.cnf with a link Renaming removed key_buffer and myisam-recover options (if present) mysql start/running, process 8816 Checking if update is needed. Checking server version. Running queries to upgrade MySQL server. Checking system database. ... ETC ... Checking if update is needed. mysql stop/waiting mysql start/running, process 8901 Setting up mysql-server (5.7.16-0ubuntu0.16.04.1) ... Then I ran: service mysql status mysql start/running, process 8901 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1624476 Title: package mysql-server-5.7 5.7.15-0ubuntu0.16.04.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mysql-5.7/+bug/1624476/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
