https://bugs.kde.org/show_bug.cgi?id=491791
--- Comment #2 from notrealname <smurtaza...@outlook.com> --- bug seems to have vanished. I will try to recreate it. This output is with out flickering. kscreen-doctor -o Output: 1 DP-1 enabled connected priority 1 DisplayPort Modes: 0:2560x1440@144! 1:2560x1440@120* 2:2560x1440@60 3:1920x1200@144 4:1920x1080@144 5:1920x1080@120 6:1920x1080@120 7:1920x1080@60 8:1920x1080@60 9:1920x1080@60 10:1920x1080@50 11:1600x1200@144 12:1680x1050@60 13:1600x900@60 14:1280x1024@75 15:1280x1024@60 16:1440x900@60 17:1280x800@60 18:1152x864@75 19:1280x720@60 20:1280x720@60 21:1280x720@60 22:1024x768@75 23:1024x768@70 24:1024x768@60 25:832x624@75 26:800x600@75 27:800x600@72 28:800x600@60 29:800x600@56 30:640x480@75 31:640x480@73 32:640x480@67 33:640x480@60 34:640x480@60 35:720x400@70 36:1600x1200@60 37:1280x1024@60 38:1024x768@60 39:1920x1200@60 40:2560x1440@60 41:1920x1080@60 42:1600x900@60 43:1368x768@60 44:1280x720@60 Geometry: 0,0 2560x1440 Scale: 1 Rotation: 1 Overscan: 0 Vrr: Automatic RgbRange: unknown HDR: disabled Wide Color Gamut: disabled ICC profile: none Color profile source: EDID Output: 2 DP-2 enabled connected priority 2 DisplayPort Modes: 0:1920x1080@60*! 1:1920x1080@75 2:1920x1080@60 3:1920x1080@60 4:1920x1080@50 5:1680x1050@60 6:1280x1024@75 7:1280x1024@60 8:1440x900@60 9:1280x960@60 10:1280x800@60 11:1280x720@60 12:1280x720@60 13:1280x720@60 14:1280x720@50 15:1024x768@75 16:1024x768@70 17:1024x768@60 18:832x624@75 19:800x600@75 20:800x600@72 21:800x600@60 22:800x600@56 23:720x576@50 24:720x576@50 25:720x576@50 26:720x480@60 27:720x480@60 28:720x480@60 29:720x480@60 30:720x480@60 31:640x480@75 32:640x480@73 33:640x480@67 34:640x480@60 35:640x480@60 36:640x480@60 37:720x400@70 38:1280x1024@60 39:1024x768@60 40:1280x800@60 41:1920x1080@60 42:1600x900@60 43:1368x768@60 44:1280x720@60 Geometry: 2560,180 1920x1080 Scale: 1 Rotation: 1 Overscan: 0 Vrr: Automatic RgbRange: unknown HDR: incapable Wide Color Gamut: incapable ICC profile: none Color profile source: EDID journalctl --user-unit plasma-kwin_wayland --boot 0 Aug 16 19:14:56 fedmu systemd[3042]: Starting plasma-kwin_wayland.service - KDE Window Manager... Aug 16 19:14:56 fedmu systemd[3042]: Started plasma-kwin_wayland.service - KDE Window Manager. Aug 16 19:14:56 fedmu kwin_wayland[3358]: No backend specified, automatically choosing drm Aug 16 19:14:57 fedmu kwin_wayland_wrapper[3500]: The XKEYBOARD keymap compiler (xkbcomp) reports: Aug 16 19:14:57 fedmu kwin_wayland_wrapper[3500]: > Warning: Unsupported maximum keycode 708, clipping. Aug 16 19:14:57 fedmu kwin_wayland_wrapper[3500]: > X11 cannot support keycodes above 255. Aug 16 19:14:57 fedmu kwin_wayland_wrapper[3500]: Errors from xkbcomp are not fatal to the X server Aug 16 19:14:59 fedmu kwin_wayland[3358]: kf.windowsystem: static bool KX11Extras::mapViewport() may only be used on X11 Aug 16 19:22:36 fedmu kwin_wayland[3358]: kf.windowsystem: static bool KX11Extras::mapViewport() may only be used on X11 Aug 16 19:22:38 fedmu kwin_wayland[3358]: kf.windowsystem: static bool KX11Extras::mapViewport() may only be used on X11 Aug 16 19:22:50 fedmu kwin_wayland[3358]: kwin_core: Cannot grant a token to KWin::ClientConnection(0x5626e1bdcc50) Aug 16 19:26:20 fedmu kwin_wayland[3358]: kwin_core: Cannot grant a token to KWin::ClientConnection(0x5626e1bdcc50) Aug 16 19:44:36 fedmu kwin_wayland[3358]: qt.dbus.integration: QDBusConnection: couldn't handle call to Teardown, no slot matched Aug 16 19:44:36 fedmu kwin_wayland[3358]: qt.dbus.integration: QDBusConnection: couldn't handle call to Teardown, no slot matched Aug 16 19:44:36 fedmu kwin_wayland[3358]: qt.dbus.integration: Could not find slot Krunner1Adaptor::Teardown Aug 16 19:45:24 fedmu kwin_wayland[3358]: kwin_scene_opengl: 0x2: GL_INVALID_OPERATION in glDrawBuffers(unsupported buffer GL_BACK_LEFT) Aug 16 20:04:33 fedmu kscreenlocker_greet[10371]: qt.gui.imageio: libpng warning: iCCP: known incorrect sRGB profile Aug 16 20:21:25 fedmu kscreenlocker_greet[10371]: Failed to write to the pipe: Bad file descriptor. Aug 16 20:23:37 fedmu kwin_wayland[3358]: kwin_core: Cannot grant a token to KWin::ClientConnection(0x5626e0ae7080) Aug 16 20:26:08 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 20:35:36 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 20:35:51 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 20:45:36 fedmu kwin_wayland[3358]: kwin_core: Cannot grant a token to KWin::ClientConnection(0x5626e21f33f0) Aug 16 20:48:01 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 20:48:01 fedmu kwin_wayland[3358]: kwin_scene_opengl: 0x2: GL_INVALID_OPERATION in glDrawBuffers(unsupported buffer GL_BACK_LEFT) Aug 16 20:48:01 fedmu kwin_wayland[3358]: kwin_scene_opengl: 0x2: GL_INVALID_OPERATION in glDrawBuffers(unsupported buffer GL_BACK_LEFT) Aug 16 20:48:01 fedmu kwin_wayland[3358]: kwin_scene_opengl: 0x2: GL_INVALID_OPERATION in glDrawBuffers(unsupported buffer GL_BACK_LEFT) Aug 16 20:48:01 fedmu kwin_wayland[3358]: kwin_scene_opengl: 0x2: GL_INVALID_OPERATION in glDrawBuffers(unsupported buffer GL_BACK_LEFT) Aug 16 20:49:03 fedmu kwin_wayland[3358]: kwin_core: Cannot grant a token to KWin::ClientConnection(0x5626e21f33f0) Aug 16 20:49:44 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 20:50:32 fedmu kwin_wayland[3358]: kwin_core: Cannot grant a token to KWin::ClientConnection(0x5626e21f33f0) Aug 16 20:55:27 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 20:55:44 fedmu kwin_wayland[3358]: kwin_scene_opengl: 0x2: GL_INVALID_VALUE in glTexStorage2D(width, height or depth < 1) Aug 16 20:55:44 fedmu kwin_wayland[3358]: kwin_scene_opengl: Invalid framebuffer status: "GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT" Aug 16 20:55:44 fedmu kwin_wayland[3358]: kwin_effect_blur: Failed to create an offscreen framebuffer Aug 16 21:03:16 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 21:03:59 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 21:03:59 fedmu kwin_wayland[3358]: kwin_scene_opengl: 0x2: GL_INVALID_OPERATION in glDrawBuffers(unsupported buffer GL_BACK_LEFT) Aug 16 21:04:11 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 21:08:26 fedmu kwin_wayland[3358]: kwin_core: Cannot grant a token to KWin::ClientConnection(0x5626e21f33f0) Aug 16 21:08:26 fedmu kwin_wayland[3358]: kwin_core: Cannot grant a token to KWin::ClientConnection(0x5626e21f33f0) Aug 16 21:31:21 fedmu kwin_wayland[3358]: This plugin does not support raise() Aug 16 21:31:54 fedmu kwin_wayland[3358]: kf.windowsystem: static bool KX11Extras::mapViewport() may only be used on X11 Aug 16 21:31:55 fedmu kwin_wayland[3358]: kf.windowsystem: static bool KX11Extras::mapViewport() may only be used on X11 Aug 16 21:51:31 fedmu kwin_wayland[3358]: kf.windowsystem: static bool KX11Extras::mapViewport() may only be used on X11 Aug 16 21:51:32 fedmu kwin_wayland[3358]: kf.windowsystem: static bool KX11Extras::mapViewport() may only be used on X11 Aug 16 21:59:27 fedmu kscreenlocker_greet[44486]: qt.gui.imageio: libpng warning: iCCP: known incorrect sRGB profile Aug 16 22:08:11 fedmu kscreenlocker_greet[44486]: Failed to write to the pipe: Bad file descriptor. Aug 16 22:08:18 fedmu kwin_wayland[3358]: kwin_scene_opengl: 0x2: GL_INVALID_OPERATION in glDrawBuffers(unsupported buffer GL_BACK_LEFT) Aug 16 22:10:40 fedmu kwin_wayland[3358]: This plugin does not support raise() -- You are receiving this mail because: You are watching all bug changes.