Comment 16 for bug 1963264

I still have this problem... And I tried whatever was said in comments here.
what I found by journalctl:

Apr 29 14:45:27 blacklighter dbus-daemon[2158]: [session uid=1000 pid=2158] Successfully activated service 'org.gnome.Shell.Screencast'
Apr 29 14:45:27 blacklighter gjs[3471]: JS LOG: Failed to create pipeline: Gst.ParseError: no element "pipewiresrc"
Apr 29 14:45:27 blacklighter gnome-shell[2406]: Error starting screencast
Apr 29 14:45:27 blacklighter snap-store[2694]: automatically prevented from changing kind on system/snap/*/runtime/io.snapcraft.core18-CSO04Jhav2yK0uz97cr0ipQRyqg0qQL6/latest/stable from runtime to unknown!
Apr 29 14:45:28 blacklighter gnome-shell[2406]: D-Bus client with active sessions vanished
Apr 29 14:45:29 blacklighter systemd[1]: systemd-hostnamed.service: Deactivated successfully.
Apr 29 14:45:29 blacklighter systemd[1]: systemd-localed.service: Deactivated successfully.
Apr 29 14:45:33 blacklighter dbus-daemon[2158]: [session uid=1000 pid=2158] Activating service name='org.gnome.Shell.Screencast' requested by ':1.43' (uid=1000 pid=2406 comm="/usr/bin/gnome-shell " label="unconfined")
Apr 29 14:45:33 blacklighter dbus-daemon[2158]: [session uid=1000 pid=2158] Successfully activated service 'org.gnome.Shell.Screencast'
Apr 29 14:45:33 blacklighter gjs[3512]: JS LOG: Failed to create pipeline: Gst.ParseError: no element "pipewiresrc"
Apr 29 14:45:33 blacklighter gnome-shell[2406]: Error starting screencast
Apr 29 14:45:35 blacklighter gnome-shell[2406]: D-Bus client with active sessions vanished
Apr 29 14:45:36 blacklighter zeitgeist-datah[3399]: zeitgeist-datahub.vala:210: Error during inserting events: GDBus.Error:org.gnome.zeitgeist.EngineError.InvalidArgument: Incomplete event: interpretation, manifestation and actor are required