** No longer affects: xorg-server (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to lightdm in Ubuntu. https://bugs.launchpad.net/bugs/2084357
Title: Flashing "Could not switch the monitor configuration" on GUI start Status in lightdm package in Ubuntu: New Status in unity-greeter package in Ubuntu: New Bug description: Hi, Since upgrading from Noble to Oracular, I'm seeing a bunch of "Could not switch the monitor configuration" before the login / greeter screen. I'm not sure if this is with lightdm, xorg-server, or unity-greeter itself. In `/var/log/lightdm/seat0-greeter.log`, I see this: | [+0.31s] DEBUG: unity-greeter.vala:123: xsettings is ready | [+0.31s] DEBUG: unity-greeter.vala:497: Creating background surface | [+0.33s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.33s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.33s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.34s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.34s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.34s] DEBUG: menubar.vala:335: LANG=en_US.utf8 LANGUAGE=en | [+0.34s] DEBUG: menubar.vala:367: LANG=en_US.utf8 LANGUAGE=en | [+0.35s] DEBUG: Using cross-namespace EXTERNAL authentication (this will deadlock if server is GDBus < 2.73.3) | [+0.35s] DEBUG: Loading users from org.freedesktop.Accounts | [+0.35s] DEBUG: User /org/freedesktop/Accounts/User3134 added | [+0.36s] DEBUG: User /org/freedesktop/Accounts/User1000 added | [+0.36s] DEBUG: user-list.vala:1030: Adding/updating user hloeung (hloeung) | [+0.36s] DEBUG: Loading sessions from org.freedesktop.DisplayManager | [+0.36s] DEBUG: user-list.vala:1030: Adding/updating user ubuntu () | [+0.39s] DEBUG: Loaded session /usr/share/xsessions/unity.desktop (Unity, This session logs you into Unity) | [+0.39s] DEBUG: Starting authentication for user hloeung... | [+0.39s] DEBUG: Wrote 23 bytes to daemon | [+0.39s] DEBUG: main-window.vala:187: Screen is 2880x1800 pixels | [+0.39s] DEBUG: main-window.vala:195: Monitor 0 is 2880x1800 pixels at 0,0 | [+0.39s] DEBUG: unity-greeter.vala:636: Showing greeter | [+0.39s] DEBUG: unity-greeter.vala:257: Showing main window | [+0.40s] DEBUG: main-window.vala:187: Screen is 1440x900 pixels | [+0.40s] DEBUG: main-window.vala:195: Monitor 0 is 1440x900 pixels at 0,0 | [+0.40s] DEBUG: Read 8 bytes from daemon | [+0.40s] DEBUG: Read 37 bytes from daemon | [+0.40s] DEBUG: Prompt user with 1 message(s) | [+0.41s] DEBUG: Connected to Application Indicator Service. | [+0.41s] DEBUG: background.vala:68: Making background /usr/share/backgrounds/ubuntu-wallpaper-d.png at 1440x900 | Segmentation fault Followed by what looks like success: | [+0.29s] DEBUG: unity-greeter.vala:123: xsettings is ready | [+0.29s] DEBUG: unity-greeter.vala:497: Creating background surface | [+0.31s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.31s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.31s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.31s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.31s] DEBUG: setenv()/putenv() are not thread-safe and should not be used after threads are created | [+0.31s] DEBUG: menubar.vala:335: LANG=en_US.utf8 LANGUAGE=en | [+0.32s] DEBUG: menubar.vala:367: LANG=en_US.utf8 LANGUAGE=en | [+0.32s] DEBUG: Using cross-namespace EXTERNAL authentication (this will deadlock if server is GDBus < 2.73.3) | [+0.32s] DEBUG: Loading users from org.freedesktop.Accounts | [+0.32s] DEBUG: User /org/freedesktop/Accounts/User3134 added | [+0.33s] DEBUG: User /org/freedesktop/Accounts/User1000 added | [+0.33s] DEBUG: user-list.vala:1030: Adding/updating user hloeung (hloeung) | [+0.33s] DEBUG: Loading sessions from org.freedesktop.DisplayManager | [+0.34s] DEBUG: user-list.vala:1030: Adding/updating user ubuntu () | [+0.36s] DEBUG: Loaded session /usr/share/xsessions/unity.desktop (Unity, This session logs you into Unity) | [+0.36s] DEBUG: Starting authentication for user hloeung... | [+0.36s] DEBUG: Wrote 23 bytes to daemon | [+0.36s] DEBUG: main-window.vala:187: Screen is 2880x1800 pixels | [+0.36s] DEBUG: main-window.vala:195: Monitor 0 is 2880x1800 pixels at 0,0 | [+0.36s] DEBUG: unity-greeter.vala:636: Showing greeter | [+0.36s] DEBUG: unity-greeter.vala:257: Showing main window | [+0.37s] DEBUG: main-window.vala:187: Screen is 1440x900 pixels | [+0.37s] DEBUG: main-window.vala:195: Monitor 0 is 1440x900 pixels at 0,0 | [+0.37s] DEBUG: Connected to Application Indicator Service. | [+0.38s] DEBUG: menubar.vala:537: Adding indicator object 0x5da5b5a6f810 at position 0 | [+0.38s] DEBUG: menubar.vala:537: Adding indicator object 0x5da5b5b00090 at position 0 | [+0.38s] DEBUG: menubar.vala:537: Adding indicator object 0x5da5b5b036d0 at position 1 | [+0.38s] DEBUG: menubar.vala:537: Adding indicator object 0x5da5b5aa1df0 at position 3 | [+0.38s] DEBUG: Read 8 bytes from daemon | [+0.38s] DEBUG: Read 37 bytes from daemon | [+0.38s] DEBUG: Prompt user with 1 message(s) | [+0.39s] DEBUG: background.vala:68: Making background /usr/share/backgrounds/ubuntu-wallpaper-d.png at 1440x900 | [+0.39s] DEBUG: menubar.vala:537: Adding indicator object 0x5da5b5a719a0 at position 2 | [+0.39s] DEBUG: Request current apps | [+0.39s] DEBUG: Building new application entry: :1.26 with icon: nm-signal-50 at position 0 | [+0.40s] DEBUG: menubar.vala:537: Adding indicator object 0x5da5b5a24ef0 at position 5 | [+0.42s] DEBUG: background.vala:485: Regenerating backgrounds | [+0.42s] DEBUG: background.vala:68: Making background /usr/share/backgrounds/warty-final-ubuntu.png at 1440x900 | [+0.42s] DEBUG: background.vala:68: Making background /usr/share/backgrounds/ubuntu-wallpaper-d.png at 1440x900 | [+0.42s] DEBUG: unity-greeter.vala:240: starting system-ready sound | [+0.44s] DEBUG: background.vala:485: Regenerating backgrounds | [+0.44s] DEBUG: background.vala:68: Making background /usr/share/backgrounds/warty-final-ubuntu.png at 1440x900 | [+0.44s] DEBUG: background.vala:68: Making background /usr/share/backgrounds/ubuntu-wallpaper-d.png at 1440x900 | [+0.58s] DEBUG: background.vala:121: Render of background /usr/share/backgrounds/ubuntu-wallpaper-d.png complete | [+0.65s] DEBUG: background.vala:121: Render of background /usr/share/backgrounds/ubuntu-wallpaper-d.png complete | [+0.65s] DEBUG: background.vala:121: Render of background /usr/share/backgrounds/ubuntu-wallpaper-d.png complete | [+0.71s] DEBUG: background.vala:121: Render of background /usr/share/backgrounds/warty-final-ubuntu.png complete | [+0.72s] DEBUG: background.vala:121: Render of background /usr/share/backgrounds/warty-final-ubuntu.png complete | [+11.34s] DEBUG: Providing response to display manager | [+11.34s] DEBUG: Wrote 35 bytes to daemon | [+11.36s] DEBUG: Read 8 bytes from daemon | [+11.36s] DEBUG: Read 19 bytes from daemon | [+11.36s] DEBUG: Authentication complete for user hloeung with return code 0 | [+11.36s] DEBUG: Starting session unity | [+11.36s] DEBUG: Wrote 17 bytes to daemon | [+11.37s] DEBUG: Read 8 bytes from daemon | [+11.37s] DEBUG: Read 4 bytes from daemon My `xrandr` output is as follows: | Screen 0: minimum 320 x 200, current 2880 x 1800, maximum 16384 x 16384 | eDP-1 connected primary 2880x1800+0+0 (normal left inverted right x axis y axis) 302mm x 189mm | 2880x1800 120.00*+ 60.00 | 2880x1620 120.00 | 2560x1600 120.00 | 2560x1440 120.00 | 2048x1536 120.00 | 1920x1440 120.00 | 1856x1392 120.00 | 1792x1344 120.00 | 2048x1152 120.00 | 1920x1200 120.00 | 1920x1080 120.00 | 1600x1200 120.00 | 1680x1050 120.00 | 1400x1050 120.00 | 1600x900 120.00 | 1280x1024 120.00 | 1400x900 120.00 | 1280x960 120.00 | 1440x810 120.00 | 1368x768 120.00 | 1280x800 120.00 | 1152x864 120.00 | 1280x720 120.00 | 1024x768 120.00 | 1024x768i 120.00 | 960x720 120.00 | 928x696 120.00 | 896x672 120.00 | 1024x576 120.00 | 960x600 120.00 | 832x624 120.00 | 960x540 120.00 | 800x600 120.00 | 840x525 120.00 | 864x486 120.00 | 700x525 120.00 | 800x450 120.00 | 640x512 120.00 | 700x450 120.00 | 640x480 120.00 | 720x405 120.00 | 720x400 120.00 | 684x384 120.00 | 640x400 120.00 | 576x432 120.00 | 640x360 120.00 | 640x350 120.00 | 512x384 120.00 | 512x384i 120.00 | 512x288 120.00 | 416x312 120.00 | 480x270 120.00 | 400x300 120.00 | 432x243 120.00 | 320x240 120.00 | 360x202 120.00 | 360x200 120.00 | 320x200 120.00 | 320x180 119.99 | 320x175 120.00 | HDMI-1 disconnected (normal left inverted right x axis y axis) | DP-1 disconnected (normal left inverted right x axis y axis) | DP-2 disconnected (normal left inverted right x axis y axis) | DP-3 disconnected (normal left inverted right x axis y axis) | DP-4 disconnected (normal left inverted right x axis y axis) | None-1-1 connected (normal left inverted right x axis y axis) | 2880x1800 60.00 + I've already tried adding `/etc/X11/xorg.conf.d/10-monitor-conf` with the following configs as suggested elsewhere online: | Section "Monitor" | Identifier "None-1-1" | Option "Ignore" "true" | EndSection Package versions are as follows: | $ apt-cache policy lightdm xserver-xorg-core unity-greeter unity-session | lightdm: | Installed: 1.30.0-0ubuntu14 | Candidate: 1.30.0-0ubuntu14 | Version table: | *** 1.30.0-0ubuntu14 500 | 500 http://haw-test.misc-apac.archive.ubuntu.com/ubuntu oracular/universe amd64 Packages | 100 /var/lib/dpkg/status | xserver-xorg-core: | Installed: 2:21.1.13-2ubuntu1 | Candidate: 2:21.1.13-2ubuntu1 | Version table: | *** 2:21.1.13-2ubuntu1 500 | 500 http://haw-test.misc-apac.archive.ubuntu.com/ubuntu oracular/main amd64 Packages | 100 /var/lib/dpkg/status | unity-greeter: | Installed: 24.10.1-0ubuntu1 | Candidate: 24.10.1-0ubuntu1 | Version table: | *** 24.10.1-0ubuntu1 500 | 500 http://haw-test.misc-apac.archive.ubuntu.com/ubuntu oracular/universe amd64 Packages | 100 /var/lib/dpkg/status | unity-session: | Installed: 46.0-8ubuntu1 | Candidate: 46.0-8ubuntu1 | Version table: | *** 46.0-8ubuntu1 500 | 500 http://haw-test.misc-apac.archive.ubuntu.com/ubuntu oracular/universe amd64 Packages | 100 /var/lib/dpkg/status To manage notifications about this bug go to: 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