The bug also affects my PC since yesterday. Ubuntu 20.04 Xorg, 2 screens (HDMI and a DVI connector) connected running on a propetary NVidia driver.
$ sudo journalctl -S "2020-11-29 07:30:00" --no-pager -f | grep -i ERR Nov 29 07:59:17 Hostname gsd-power[3039]: Error setting property 'PowerSaveMode' on interface org.gnome.Mutter.DisplayConfig: Timeout was reached (g-io-error-quark, 24) Nov 29 07:59:17 Hostname Flameshot.desktop[3123]: QDBusTrayIcon encountered a D-Bus error: QDBusError("org.freedesktop.DBus.Error.NoReply", "Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.") Nov 29 07:59:23 Hostname gnome-shell[8041]: [8116:8116:1129/075923.535333:ERROR:gl_utils.cc(314)] [.RendererMainThread-0x1fc6ea5ee700] GL_INVALID_FRAMEBUFFER_OPERATION: Framebuffer is incomplete. Nov 29 07:59:23 Hostname gnome-shell[8041]: [8116:8116:1129/075923.535431:ERROR:gl_utils.cc(314)] [.RendererMainThread-0x1fc6ea5ee700] GL_INVALID_FRAMEBUFFER_OPERATION: Framebuffer is incomplete. Nov 29 07:59:23 Hostname gnome-shell[8041]: [8116:8116:1129/075923.535513:ERROR:gl_utils.cc(314)] [.RendererMainThread-0x1fc6ea5ee700] GL_INVALID_FRAMEBUFFER_OPERATION: Draw framebuffer is incomplete Nov 29 07:59:23 Hostname gnome-shell[8041]: [8116:8116:1129/075923.537230:ERROR:gl_utils.cc(314)] [.RendererMainThread-0x1fc6ea5ee700] GL_INVALID_FRAMEBUFFER_OPERATION: Framebuffer is incomplete. Nov 29 07:59:23 Hostname gnome-shell[8041]: [8116:8116:1129/075923.538480:ERROR:gl_utils.cc(314)] [.RendererMainThread-0x1fc6ea5ee700] GL_INVALID_FRAMEBUFFER_OPERATION: Framebuffer is incomplete. Nov 29 07:59:23 Hostname gnome-shell[8041]: [8116:8116:1129/075923.538539:ERROR:gl_utils.cc(314)] [.RendererMainThread-0x1fc6ea5ee700] GL_INVALID_FRAMEBUFFER_OPERATION: Framebuffer is incomplete. Nov 29 07:59:23 Hostname gnome-shell[8041]: [8116:8116:1129/075923.538601:ERROR:gl_utils.cc(314)] [.RendererMainThread-0x1fc6ea5ee700] GL_INVALID_FRAMEBUFFER_OPERATION: Draw framebuffer is incomplete Nov 29 07:59:23 Hostname gnome-shell[8041]: [8116:8116:1129/075923.539957:ERROR:gl_utils.cc(314)] [.RendererMainThread-0x1fc6ea5ee700] GL_INVALID_FRAMEBUFFER_OPERATION: Framebuffer is incomplete. Nov 29 07:59:27 Hostname gnome-shell[8041]: [8116:8116:1129/075927.478266:ERROR:shared_context_state.cc(785)] SharedContextState context lost via ARB/EXT_robustness. Reset status = GL_UNKNOWN_CONTEXT_RESET_KHR Nov 29 07:59:27 Hostname gnome-shell[8041]: [8116:8116:1129/075927.479271:ERROR:gpu_service_impl.cc(1127)] Exiting GPU process because some drivers can't recover from errors. GPU process will restart shortly. Nov 29 07:59:27 Hostname gnome-shell[8041]: [1599635:1599635:1129/075927.614514:ERROR:vaapi_wrapper.cc(541)] vaInitialize failed: unknown libva error Nov 29 07:59:32 Hostname gsd-power[3039]: Error setting property 'PowerSaveMode' on interface org.gnome.Mutter.DisplayConfig: Timeout was reached (g-io-error-quark, 24) Nov 29 07:59:42 Hostname com.teamviewer.TeamViewer[2843]: qrc:/ui/MainWindow/Partnerlist/ItemDetailView.qml:12: TypeError: Type error Nov 29 07:59:42 Hostname com.teamviewer.TeamViewer[2843]: qrc:/ui/MainWindow/Partnerlist/ItemDetails.qml:23: TypeError: Type error Nov 29 07:59:42 Hostname com.teamviewer.TeamViewer[2843]: qrc:/ui/MainWindow/Partnerlist/ItemDetails.qml:24: TypeError: Type error Nov 29 07:59:50 Hostname gjs[3344]: JS ERROR: Gio.TlsError: Error performing TLS handshake: A disallowed SNI server name has been received. Nov 29 07:59:51 Hostname gsd-power[3039]: Error setting property 'PowerSaveMode' on interface org.gnome.Mutter.DisplayConfig: Timeout was reached (g-io-error-quark, 24) Nov 29 07:59:53 Hostname gjs[3344]: JS ERROR: Gio.TlsError: Error performing TLS handshake: A disallowed SNI server name has been received. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1880954 Title: Ubuntu 20.04 freezes when logging in with external monitors connected [Error setting property 'PowerSaveMode' on interface org.gnome.Mutter.DisplayConfig: Timeout was reached (g-io-error-quark, 24)] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1880954/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs