Public bug reported: After rebooting, xrandr --prop gives me:
DP2-1 connected primary 1920x1200+0+0 (normal left inverted right x axis y axis) 495mm x 310mm EDID: 00ffffffffffff0006101c928cb90102 1112010380311f782efd45a3574a9e25 135054000000d1000101010101010101 010101010101283c80a070b023403020 3600ef361100001a000000ff00324138 3137313755584d4e0a20000000fc0043 696e656d612048440a20202000000000 00000000000000000000000000000155 400102000000007e2401a500ffff031a 1aa80100000000004000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000000 00000000000000000000000000000057 Broadcast RGB: Automatic supported: Automatic, Full, Limited 16:235 audio: auto supported: force-dvi, off, auto, on 1920x1200 59.95*+ After suspend, it is simply listed as disconnected, trying various xrandr commands doesn't make me able to connect it, adding a mode and trying with "xrandr --output DP2-1 --mode 1920x1200" just gives me xrandr: Configure crtc 1 failed ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: xorg 1:7.7+13ubuntu3 ProcVersionSignature: Ubuntu 4.4.0-16.32-generic 4.4.6 Uname: Linux 4.4.0-16-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.20.1-0ubuntu1 Architecture: amd64 BootLog: CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity Date: Mon Apr 4 10:38:11 2016 DistUpgraded: 2016-03-23 14:48:41,527 DEBUG enabling apt cron job DistroCodename: xenial DistroVariant: ubuntu DkmsStatus: acpi-call, 1.1.0, 3.19.0-32-generic, x86_64: installed acpi-call, 1.1.0, 4.2.0-32-generic, x86_64: installed acpi-call, 1.1.0, 4.2.0-35-generic, x86_64: installed acpi-call, 1.1.0, 4.4.0-15-generic, x86_64: installed acpi-call, 1.1.0, 4.4.0-16-generic, x86_64: installed ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation Broadwell-U Integrated Graphics [8086:1616] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Broadwell-U Integrated Graphics [17aa:2227] InstallationDate: Installed on 2015-03-02 (398 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Alpha amd64 (20150302) MachineType: LENOVO 20BS006BMD ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-16-generic root=UUID=9b319f2a-5004-42c0-8e66-6eca970f9885 ro quiet splash vt.handoff=7 SourcePackage: xorg Symptom: display UpgradeStatus: Upgraded to xenial on 2016-03-23 (11 days ago) dmi.bios.date: 12/01/2014 dmi.bios.vendor: LENOVO dmi.bios.version: N14ET25W (1.03 ) dmi.board.asset.tag: Not Available dmi.board.name: 20BS006BMD dmi.board.vendor: LENOVO dmi.board.version: SDK0E50510 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrN14ET25W(1.03):bd12/01/2014:svnLENOVO:pn20BS006BMD:pvrThinkPadX1Carbon3rd:rvnLENOVO:rn20BS006BMD:rvrSDK0E50510WIN:cvnLENOVO:ct10:cvrNone: dmi.product.name: 20BS006BMD dmi.product.version: ThinkPad X1 Carbon 3rd dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12.2+16.04.20160318-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.67-1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.1.2-1ubuntu2 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.1.2-1ubuntu2 version.xserver-xorg-core: xserver-xorg-core 2:1.18.1-1ubuntu4 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.6.1-1ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160218-1ubuntu3 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2 xserver.bootTime: Mon Apr 4 10:22:19 2016 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 1049 vendor LGD xserver.version: 2:1.18.1-1ubuntu4 ** Affects: xorg (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug compiz-0.9 ubuntu xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1565667 Title: When returning from suspend, my external Apple monitor is not detected, and nothing I do seem to enable it. Rebooting makes everything work as it should. This was not a problem on 15.10. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1565667/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs