https://bugs.kde.org/show_bug.cgi?id=435786
--- Comment #2 from Nicolas Fella <nicolas.fe...@gmx.de> --- The same laptop + monitor combination has worked in the past. The log has kwin_wayland_drm: Received hot plug event for monitored drm device kwin_wayland_drm: Creating connector 103 kwin_wayland_drm: Found property DPMS with value 3 kwin_wayland_drm: Found property non-desktop with value 0 kwin_wayland_drm: Found property CRTC_ID with value 0 kwin_wayland_drm: Could not find property "EDID" kwin_wayland_drm: Could not find edid for connector DrmObject(103, gpu: KWin::DrmGpu(0x55ec1e7093b0)) kwin_wayland_drm: Creating connector 113 kwin_wayland_drm: Found property DPMS with value 3 kwin_wayland_drm: Found property non-desktop with value 0 kwin_wayland_drm: Found property CRTC_ID with value 0 kwin_wayland_drm: Could not find property "EDID" kwin_wayland_drm: Could not find edid for connector DrmObject(113, gpu: KWin::DrmGpu(0x55ec1e7093b0)) kwin_wayland_drm: Creating connector 119 kwin_wayland_drm: Found property DPMS with value 3 kwin_wayland_drm: Found property non-desktop with value 0 kwin_wayland_drm: Found property CRTC_ID with value 0 kwin_wayland_drm: Could not find property "EDID" kwin_wayland_drm: Could not find edid for connector DrmObject(119, gpu: KWin::DrmGpu(0x55ec1e7093b0)) kwin_wayland_drm: Creating connector 125 kwin_wayland_drm: Found property EDID with value 133 kwin_wayland_drm: Found property DPMS with value 3 kwin_wayland_drm: Found property non-desktop with value 0 kwin_wayland_drm: Found property CRTC_ID with value 0 kwin_wayland_drm: For new output use mode 3840x2160 3840 2160 kwin_wayland_drm: Found new output with uuid QUuid("{2efb8d92-d0e1-5911-9666-180351517e96}") on gpu "/dev/dri/card0" kwin_wayland_drm: Reading output configuration for [ "55da3a2c87" ] [ QUuid("{bd455426-91b5-5aa4-b78c-9e21c3c810ab}") ] kwin_wayland_drm: Reading output configuration for [ "55da3a2c87" ] [ QUuid("{2efb8d92-d0e1-5911-9666-180351517e96}") ] kwin_core: Provided presentation timestamp is invalid: 679366 (current: 679370) kwin_wayland_drm: Atomic request failed to commit: Invalid argument kwin_wayland_drm: Atomic test commit failed. Aborting present. kwin_wayland_drm: Atomic request failed to commit: Invalid argument kwin_wayland_drm: Atomic test commit failed. Aborting present. kwin_core: Platform::requestOutputsChange enabling KWaylandServer::OutputChangeSet(0x55ec1fa53bd0) QUuid("{2efb8d92-d0e1-5911-9666-180351517e96}") false true kwin_core: Apply changes to the Wayland output. kwin_core: Server setting position: QPoint(0,0) kwin_core: Setting scale: 2 kwin_core: Platform::requestOutputsChange enabling KWaylandServer::OutputChangeSet(0x55ec1fa53bb0) QUuid("{bd455426-91b5-5aa4-b78c-9e21c3c810ab}") false true kwin_core: Apply changes to the Wayland output. kwin_core: Server setting position: QPoint(1,1080) kwin_core: Adjusted client area would exclude a complete screen, ignore kwin_wayland_drm: Atomic request failed to commit: Invalid argument kwin_wayland_drm: Atomic test commit failed. Aborting present. kwin_wayland_drm: Atomic request failed to commit: Invalid argument kwin_wayland_drm: Atomic test commit failed. Aborting present. kwin_wayland_drm: Atomic request failed to commit: Invalid argument kwin_wayland_drm: Atomic test commit failed. Aborting present. Followed by a lot of kwin_wayland_drm: Atomic request failed to commit: Invalid argument kwin_wayland_drm: Atomic test commit failed. Aborting present. -- You are receiving this mail because: You are watching all bug changes.