I can't say why, but it works again for me. akonadi-backend-mysql is version 1.13.0-2ubuntu4 mysql* is 5.6.24-0ubuntu1
I had a second error which was caused by a wrong configuration (may was set by a package?) /usr/sbin/mysqld-akonadi has to be used as mysql executable. Check with akonadi console Server>Configure Server -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to mysql-5.6 in Ubuntu. https://bugs.launchpad.net/bugs/1437846 Title: akonadi mysql 5.6 crash with signal 11 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mysql-5.6/+bug/1437846/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs