Created attachment 155423 [details] KAddressBook Akonadi PIM Fail Starting KJots, KMail, KAddressBook produces error when the application starts because Akonadi PIM fails to start due to an MySQL error. I've attached the log below along with screenshot for your reference. Akonadi Log: sakthi@HP:~$ akonadictl start org.kde.pim.akonadictl: Starting Akonadi Server... org.kde.pim.akonadictl: done. Connecting to deprecated signal QDBusConnectionInterface::serviceOwnerChanged(QString,QString,QString) org.kde.pim.akonadiserver: Starting up the Akonadi Server... mysqld: [ERROR] Failed to open required defaults file: /etc/xdg/akonadi/mysql-global.conf mysqld: [ERROR] Fatal error in defaults handling. Program aborted! org.kde.pim.akonadiserver: database server stopped unexpectedly org.kde.pim.akonadiserver: Database process exited unexpectedly during initial connection! org.kde.pim.akonadiserver: executable: "/usr/sbin/mysqld" org.kde.pim.akonadiserver: arguments: ("--defaults-file=/home/sakthi/.local/share/akonadi/mysql.conf", "--datadir=/home/sakthi/.local/share/akonadi/db_data/", "--socket=/run/user/1000/akonadi/mysql.socket", "--pid-file=/run/user/1000/akonadi/mysql.pid") org.kde.pim.akonadiserver: stdout: "" org.kde.pim.akonadiserver: stderr: "mysqld: [ERROR] Failed to open required defaults file: /home/sakthi/.local/share/akonadi/mysql.conf\nmysqld: [ERROR] Fatal error in defaults handling. Program aborted!\n" org.kde.pim.akonadiserver: exit code: 1 org.kde.pim.akonadiserver: process error: "Unknown error" org.kde.pim.akonadiserver: Shutting down AkonadiServer... org.kde.pim.akonadicontrol: Application '/usr/bin/akonadiserver' exited normally...