SUMMARY akonadi server won't start after last KDE neon (user version) upgrade STEPS TO REPRODUCE 1. open kontact OBSERVED RESULT akonadi server does not start EXPECTED RESULT akonadi server starts SOFTWARE/OS VERSIONS Linux/KDE Plasma: KDE neon 5.16 (available in About System) KDE Plasma Version: 5.16.4 KDE Frameworks Version: 5.61.0 Qt Version: 5.12.3 ADDITIONAL INFORMATION A workaround that I have found here https://forum.kde.org/viewtopic.php?f=215&t=162053: $ sudo service apparmor teardown $ sudo service apparmor start but afer rebooting the system akonadi still does not start after starting kontact
*** This bug has been marked as a duplicate of bug 411093 ***