https://bugs.kde.org/show_bug.cgi?id=372236
--- Comment #8 from Etienne <etie...@gabaut.fr> --- Same report for me on KDE 5, Kubuntu 16.10 up to date. Daniel's workaround not worked for me either. Using "aconadictl start" gives me : titi@TiTi-MSI-GT70-2OC:~$ sudo akonadictl start Starting Akonadi Server... done. Connecting to deprecated signal QDBusConnectionInterface::serviceOwnerChanged(QString,QString,QString) titi@TiTi-MSI-GT70-2OC:/var/lib$ akonadiprivate_log: search paths: ("/usr/local/sbin", "/usr/local/bin", "/usr/sbin", "/usr/bin", "/sbin", "/bin", "/snap/bin", "/usr/sbin", "/usr/local/sbin", "/usr/local/libexec", "/usr/libexec", "/opt/mysql/libexec", "/opt/local/lib/mysql5/bin", "/opt/mysql/sbin") Found mysql_install_db: "/usr/bin/mysql_install_db" Found mysqlcheck: "/usr/bin/mysqlcheck" Using mysqld: "/usr/sbin/mysqld-akonadi" mysqld reports version 5.7.16 (Oracle MySQL) Executing: "/usr/sbin/mysqld-akonadi" "--defaults-file=/etc/xdg/akonadi/mysql-global.conf --initialize --datadir=/home/titi/.local/share/akonadi/db_data/" mysqld: [ERROR] Could not open required defaults file: /etc/xdg/akonadi/mysql-global.conf mysqld: [ERROR] Fatal error in defaults handling. Program aborted! Executing: "/usr/sbin/mysqld-akonadi" "--defaults-file=/home/titi/.local/share/akonadi/mysql.conf --datadir=/home/titi/.local/share/akonadi/db_data/ --socket=/tmp/akonadi-root.gPGaHw/mysql.socket" Database process exited unexpectedly during initial connection! executable: "/usr/sbin/mysqld-akonadi" arguments: ("--defaults-file=/home/titi/.local/share/akonadi/mysql.conf", "--datadir=/home/titi/.local/share/akonadi/db_data/", "--socket=/tmp/akonadi-root.gPGaHw/mysql.socket") stdout: "" stderr: "mysqld: Error on realpath() on '/var/lib/mysql-files' (Error 2 - No such file or directory)\n2016-11-25T22:44:21.765496Z 0 [Warning] The syntax '--log_warnings/-W' is deprecated and will be removed in a future release. Please use '--log_error_verbosity' instead.\n2016-11-25T22:44:21.765542Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).\n2016-11-25T22:44:21.765585Z 0 [ERROR] Failed to access directory for --secure-file-priv. Please make sure that directory exists and is accessible by MySQL Server. Supplied value : /var/lib/mysql-files\n2016-11-25T22:44:21.765589Z 0 [ERROR] Aborting\n\n2016-11-25T22:44:21.765601Z 0 [Note] Binlog end\n" exit code: 1 process error: "Unknown error" terminating service threads terminating connection threads stopping db process Failed to remove Unix socket Failed to remove runtime connection config file Application 'akonadiserver' exited normally... -- You are receiving this mail because: You are watching all bug changes.