SUMMARY *** After installing firewalld, I wanted to change the default outgoing policy to reject incoming. However, an error appears that prevents that change from occurring. A screenshot of the issue can be found here: https://invent.kde.org/plasma/plasma-firewall/-/issues/20 *** STEPS TO REPRODUCE 1. Install firewalld and enable service to start on boot 2. Restart computer to ensure everything is loaded properly 3. In firewall settings, try to change the default policies to reject OBSERVED RESULT An error pops up stating "Error changing policy: method name cannot be empty" EXPECTED RESULT The default policy would change to reject SOFTWARE/OS VERSIONS Linux: 5.15.13 KDE Plasma Version: 5.23.5 KDE Frameworks Version: 5.89.0 Qt Version: 5.15.2
I think this is related with bug 448407
I don´t remember when exactly, but it is already fixed.