Hi, Thanks for taking the time to file a bug report! Based on the log message above, this looks like a duplicate of LP: #1567612. Could you go and check that report and the solutions there to see if it is similar to what you are seeing?
** Changed in: mysql-5.7 (Ubuntu) Status: New => Incomplete ** Changed in: mysql-5.7 (Ubuntu) Importance: Undecided => Medium -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1730557 Title: package mysql-server-5.7 5.7.20-0ubuntu0.16.04.1 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/1730557/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs