Modified the file vi /etc/apparmor.d/tunables/alias # Or if mysql databases are stored in /home: alias /var/lib/mysql/ to an exist folder ProblemType: Package DistroRelease: Ubuntu 16.04 Package: mysql-server-5.7 5.7.21-0ubuntu0.16.04.1 ProcVersionSignature: Ubuntu 4.13.0-32.35~16.04.1-generic …

Ubuntu VPS Hosting via Bug #1748654 “package mysql-server-5.7 5.7.21-0ubuntu0.16.04.1 f…”.