SUMMARY I have a manual archlinux install and installed the krdp package but I can't get it started from the KDE settings page. STEPS TO REPRODUCE 1. Set an user on krdp settings page 2. Toggle the button to enable it OBSERVED RESULT Toggle go back to off EXPECTED RESULT Toggle keep on and I can connect to it SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 6.1.4 KDE Frameworks Version: 6.5.0 Qt Version: 6.7.2 Kernel Version: 6.10.8-2-cachyos (64-bit) Graphics Platform: Wayland Processors: 16 × AMD Ryzen 7 5700X 8-Core Processor Memory: 31.3 GiB of RAM Graphics Processor: AMD Radeon RX 6750 XT ADDITIONAL INFORMATION I do not use NetworkManager since I'm on cable + static IP, so package is not even installed. Error that show on journal set 06 12:46:03 URSO systemsettings[3727]: org.kde.krdp.kcm: Toggling KRDP Server to true over QDBus set 06 12:46:03 URSO systemd[760]: Starting KRDP Server... set 06 12:46:03 URSO systemd[760]: Started KRDP Server. set 06 12:46:03 URSO krdpserver[4027]: org.kde.krdp: Initializing Freedesktop Portal Session set 06 12:46:03 URSO krdpserver[4027]: org.kde.krdp: Unable to listen for connections on QHostAddress("") 0 set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments set 06 12:46:03 URSO krdpserver[4027]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "" interface "org.freedesktop.portal.Session" member "Close": Object path cannot be empty set 06 12:46:03 URSO krdpserver[4027]: org.kde.krdp: Closing Freedesktop Portal Session set 06 12:46:03 URSO kded6[939]: Registering ":1.110/StatusNotifierItem" to system tray set 06 12:46:03 URSO kded6[939]: Service ":1.110" unregistered set 06 12:46:03 URSO systemd[760]: plasma-krdp_server.service: Main process exited, code=exited, status=255/EXCEPTION set 06 12:46:03 URSO systemd[760]: plasma-krdp_server.service: Failed with result 'exit-code'.
Running manually give the same result, even setting the IP address krdpserver --address 192.168.15.201 --port 3389 org.kde.krdp: Initializing Freedesktop Portal Session org.kde.krdp: Unable to listen for connections on QHostAddress("") 0
I am also facing this same issue. running systemctl --user status plasma-krdp_server.service after trying to start it (both from GUI and terminal) i get this outputs [ ... ] ott 12 10:43:59 PC-Z690 krdpserver[14230]: qt.dbus.integration: QDBusConnection: error: could not send message to service "org.freedesktop.portal.Desktop" path "/org/freedesktop/portal/desktop" interface "org.freedesktop.portal.RemoteDesktop" member "NotifyKeyboardKeycode": Marshalling failed: Invalid object path passed in arguments [ ...] SOFTWARE/OS VERSIONS Operating System: Manjaro Linux KDE Plasma Version: 6.2.0 KDE Frameworks Version: 6.6.0 Qt Version: 6.7.3 Kernel Version: 6.12.0-rc2-2-MANJARO (64 bit) Graphics Platform: X11 Processors: 12 × 12th Gen Intel® Core™ i5-12500 Memory: 31.1 GiB of RAM Graphics Processor: Mesa Intel® Arc