https://bugs.kde.org/show_bug.cgi?id=413305
--- Comment #2 from Méven Car <meve...@gmail.com> --- Beginning ~/.local/share/sddm/wayland-session.log with export QT_LOGGING_RULES="kwin_*.debug=true" : dbus-update-activation-environment: warning: error sending to systemd: org.freedesktop.DBus.Error.ServiceUnknown: The name org.freedesktop.systemd1 was not provided by any .service files No backend specified through command line argument, trying auto resolution kwin_core: Platform does not support input, enforcing libinput support kwin_core: KGlobalAcceld inited kwin_core: Session path: "/org/freedesktop/login1/session/_312" kwin_core: "logind" seat: "seat0" / "/org/freedesktop/login1/seat/seat0" kwin_core: Gained session control kwin_core: Adding mode 1: QSize(2560, 1440) [59951] kwin_core: Adding mode 2: QSize(2048, 1152) [60000] kwin_core: Adding mode 3: QSize(1920, 1200) [59885] kwin_core: Adding mode 4: QSize(1920, 1080) [60000] kwin_core: Adding mode 5: QSize(1920, 1080) [60000] kwin_core: Adding mode 6: QSize(1920, 1080) [59940] kwin_core: Adding mode 7: QSize(1920, 1080) [50000] kwin_core: Adding mode 8: QSize(1920, 1080) [30000] kwin_core: Adding mode 9: QSize(1920, 1080) [29970] kwin_core: Adding mode 10: QSize(1920, 1080) [25000] kwin_core: Adding mode 11: QSize(1920, 1080) [24000] kwin_core: Adding mode 12: QSize(1920, 1080) [23976] kwin_core: Adding mode 13: QSize(1600, 1200) [60000] kwin_core: Adding mode 14: QSize(1680, 1050) [59954] kwin_core: Adding mode 15: QSize(1280, 1024) [75025] kwin_core: Adding mode 16: QSize(1280, 1024) [60020] kwin_core: Adding mode 17: QSize(1440, 900) [59951] kwin_core: Adding mode 18: QSize(1200, 960) [59987] kwin_core: Adding mode 19: QSize(1280, 800) [59951] kwin_core: Adding mode 20: QSize(1152, 864) [75000] kwin_core: Adding mode 21: QSize(1280, 720) [60000] kwin_core: Adding mode 22: QSize(1280, 720) [60000] kwin_core: Adding mode 23: QSize(1280, 720) [59940] kwin_core: Adding mode 24: QSize(1280, 720) [50000] kwin_core: Adding mode 25: QSize(1024, 768) [75029] kwin_core: Adding mode 26: QSize(1024, 768) [60004] kwin_core: Adding mode 27: QSize(800, 600) [75000] kwin_core: Adding mode 28: QSize(800, 600) [60317] kwin_core: Adding mode 29: QSize(720, 576) [50000] kwin_core: Adding mode 30: QSize(720, 480) [60000] kwin_core: Adding mode 31: QSize(720, 480) [60000] kwin_core: Adding mode 32: QSize(720, 480) [59940] kwin_core: Adding mode 33: QSize(720, 480) [59940] kwin_core: Adding mode 34: QSize(720, 480) [59940] kwin_core: Adding mode 35: QSize(640, 480) [75000] kwin_core: Adding mode 36: QSize(640, 480) [60000] kwin_core: Adding mode 37: QSize(640, 480) [59940] kwin_core: Adding mode 38: QSize(640, 480) [59940] kwin_core: Adding mode 39: QSize(720, 400) [70082] kwin_core: Adding mode 1: QSize(1280, 1024) [60020] kwin_core: Adding mode 2: QSize(1280, 1024) [75025] kwin_core: Adding mode 3: QSize(1280, 800) [60020] kwin_core: Adding mode 4: QSize(1152, 864) [75000] kwin_core: Adding mode 5: QSize(1280, 720) [60020] kwin_core: Adding mode 6: QSize(1024, 768) [75029] kwin_core: Adding mode 7: QSize(1024, 768) [60004] kwin_core: Adding mode 8: QSize(800, 600) [75000] kwin_core: Adding mode 9: QSize(800, 600) [60317] kwin_core: Adding mode 10: QSize(640, 480) [75000] kwin_core: Adding mode 11: QSize(640, 480) [59940] kwin_core: Adding mode 12: QSize(720, 400) [70082] kwin_core: Configured compositor not supported by Platform. Falling back to defaults kwin_core: Instantiated compositing plugin: "SceneQPainter" _XSERVTransSocketUNIXCreateListener: ...SocketCreateListener() failed _XSERVTransMakeAllCOTSServerListeners: server already running glamor: 'wl_drm' not supported Missing Wayland requirements for glamor GBM backend Failed to initialize glamor, falling back to sw As a side note, if I start from a tty, with startplasmacompositor, the session starts without this issue. -- You are receiving this mail because: You are watching all bug changes.