SUMMARY *** As of recently I noticed this error message in my journal whenever I open krunner. It's always preceed by "QCommandLineParser: argument list cannot be empty, it should contain at least the executable name", followed by one or multiple db corruption errors. Krunner seems to work so I can't say how severe the issue is. This may be related to a recent update to Akonadi which broke MariaDB *** STEPS TO REPRODUCE 1. run sudo journalctl -f 2. open krunner OBSERVED RESULT ''' Jun 16 10:58:25 hermes krunner[4172]: QCommandLineParser: argument list cannot be empty, it should contain at least the executable name Jun 16 10:58:25 hermes krunner[4172]: org.kde.pim.akonadi_search_pim: Xapian Database corrupted Jun 16 10:58:25 hermes krunner[4172]: org.kde.pim.akonadi_search_pim: Xapian Database corrupted Jun 16 10:58:26 hermes krunner[4172]: org.kde.pim.akonadi_search_pim: Xapian Database corrupted Jun 16 10:58:26 hermes krunner[4172]: org.kde.pim.akonadi_search_pim: Xapian Database corrupted ''' EXPECTED RESULT No error in journal SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.24.5 KDE Frameworks Version: 5.95.0 Qt Version: 5.15.4 Kernel Version: 5.18.3-arch1-1 (64-bit) Graphics Platform: X11