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Re: [Bug 771344] Re: external monitor does not work

 

With a newly created account, I can get both monitors working, but it
is delicate and if you remove the external monitor or try to change
the display settings, then you frequently end up with black screen
(sometimes with movable X cursor).

Even if I save as default the setup with 2 screens working, if I log
in as the existing user, then I get blank screens.

What files in an account could affect this?




On Wed, Apr 27, 2011 at 02:10, Greg Wilkins <771344@xxxxxxxxxxxxxxxxxx> wrote:
> --
> You received this bug notification because you are a direct subscriber
> of the bug.
> https://bugs.launchpad.net/bugs/771344
>
> Title:
>  external monitor does not work
>
> Status in “xorg” package in Ubuntu:
>  New
>
> Bug description:
>  Binary package hint: xorg
>
>  Newly installed 11.04b2 on thinkpad x201, which used to work with
>  10.04 (with i915.modeset=0).  If an external monitor is plugged in
>  then frequently both screens will go blank.  Sometimes the external
>  monitor flashes solid red and sometimes there is a flashing distorted
>  image of the screen.
>
>  This happens with both a VGA and a digital cable.
>
>  This always happens with existing accounts, but if I create a new
>  account, I have been able to get both monitors working at full
>  resolution (1220x1200 for the external), but if I then remove the
>  external monitor, the laptop screen goes blank... sometimes with an X
>  cursor, sometimes without,
>
>  ProblemType: Bug
>  DistroRelease: Ubuntu 11.04
>  Package: xorg 1:7.6+4ubuntu3
>  ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
>  Uname: Linux 2.6.38-8-generic x86_64
>  Architecture: amd64
>  CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,staticswitcher,resize,fade,unitymtgrabhandles,scale,session,unityshell]
>  CompositorRunning: None
>  DRM.card0.DP.1:
>   status: disconnected
>   enabled: disabled
>   dpms: Off
>   modes:
>   edid-base64:
>  DRM.card0.HDMI.A.1:
>   status: disconnected
>   enabled: disabled
>   dpms: Off
>   modes:
>   edid-base64:
>  DRM.card0.LVDS.1:
>   status: connected
>   enabled: enabled
>   dpms: On
>   modes: 1280x800 1280x800
>   edid-base64: AP///////wAwrhFAAAAAAAATAQOAGhB46lzVk1xejiccUFQAAAABAQEBAQEBAQEBAQEBAQEB7hoAgFAgEDAQMBMABaMQAAAZ0BcAxlAgGTAwIDYABaMQAAAZAAAADwCBCjyBCjIWCQBMo0FUAAAA/gBMVE4xMjFBVDA3TDAyADg=
>  DRM.card0.VGA.1:
>   status: disconnected
>   enabled: disabled
>   dpms: Off
>   modes:
>   edid-base64:
>  Date: Wed Apr 27 01:58:27 2011
>  DistUpgraded: Fresh install
>  DistroCodename: natty
>  DistroVariant: ubuntu
>  GraphicsCard:
>   Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 02) (prog-if 00 [VGA controller])
>     Subsystem: Lenovo Device [17aa:215a]
>  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta amd64 (20110413)
>  MachineType: LENOVO 3249CTO
>  ProcEnviron:
>   LANGUAGE=en_US:en
>   PATH=(custom, user)
>   LANG=en_US.UTF-8
>   SHELL=/bin/bash
>  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic root=UUID=ceef69b7-5e0f-40cf-8398-6110890228a8 ro quiet splash vt.handoff=7
>  Renderer: Unknown
>  SourcePackage: xorg
>  Symptom: display
>  UpgradeStatus: No upgrade log present (probably fresh install)
>  dmi.bios.date: 04/26/2010
>  dmi.bios.vendor: LENOVO
>  dmi.bios.version: 6QET45WW (1.15 )
>  dmi.board.name: 3249CTO
>  dmi.board.vendor: LENOVO
>  dmi.board.version: Not Available
>  dmi.chassis.asset.tag: No Asset Information
>  dmi.chassis.type: 10
>  dmi.chassis.vendor: LENOVO
>  dmi.chassis.version: Not Available
>  dmi.modalias: dmi:bvnLENOVO:bvr6QET45WW(1.15):bd04/26/2010:svnLENOVO:pn3249CTO:pvrThinkPadX201:rvnLENOVO:rn3249CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
>  dmi.product.name: 3249CTO
>  dmi.product.version: ThinkPad X201
>  dmi.sys.vendor: LENOVO
>  version.compiz: compiz 1:0.9.4+bzr20110415-0ubuntu2
>  version.ia32-libs: ia32-libs 20090808ubuntu13
>  version.libdrm2: libdrm2 2.4.23-1ubuntu6
>  version.libgl1-mesa-dri: libgl1-mesa-dri 7.10.2-0ubuntu2
>  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
>  version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.2-0ubuntu2
>  version.xserver-xorg: xserver-xorg 1:7.6+4ubuntu3
>  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
>  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu7
>  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu7
>
> To unsubscribe from this bug, go to:
> https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/771344/+subscribe
>

-- 
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which is subscribed to xorg in Ubuntu.
https://bugs.launchpad.net/bugs/771344

Title:
  external monitor does not work


References