Public bug reported:

I'm working on a Lenovo X230-T with Dockingstation. If I have plugged in 2 
Screens (VGA1 and HDMI2) X won't start.
Message shown:
Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.907419] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.913673] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.914408] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
Apr  7 15:10:44 ThinkPad-X230-Tablet kernel: [ 7487.382710] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
Apr  7 15:10:45 ThinkPad-X230-Tablet kernel: [ 7488.125271] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]

It works if I unplug one of the two displays and plug it in when desktop
is ready.

Didn't happen in 12.04

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: xorg 1:7.7+1ubuntu4
ProcVersionSignature: Ubuntu 3.5.0-26.42-generic 3.5.7.6
Uname: Linux 3.5.0-26-generic x86_64
ApportVersion: 2.6.1-0ubuntu10
Architecture: amd64
Date: Sun Apr  7 15:29:57 2013
InstallationDate: Installed on 2012-10-01 (188 days ago)
InstallationMedia: Kubuntu 12.10 "Quantal Quetzal" - Beta amd64 (20120926.3)
MarkForUpload: True
ProcEnviron:
 LANGUAGE=
 TERM=xterm
 PATH=(custom, no user)
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
--- 
ApportVersion: 2.6.1-0ubuntu10
Architecture: amd64
DistroRelease: Ubuntu 12.10
InstallationDate: Installed on 2012-10-01 (188 days ago)
InstallationMedia: Kubuntu 12.10 "Quantal Quetzal" - Beta amd64 (20120926.3)
MarkForUpload: True
Package: xorg 1:7.7+1ubuntu4
PackageArchitecture: amd64
ProcEnviron:
 LANGUAGE=
 TERM=xterm
 PATH=(custom, no user)
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 3.5.0-26.42-generic 3.5.7.6
Tags:  quantal
Uname: Linux 3.5.0-26-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: cdrom clamav dialout fax floppy lpadmin mythtv plugdev pulse 
sambashare saned scanner sudo syslog users

** Affects: xorg (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug apport-collected quantal

** Tags added: apport-collected

** Description changed:

  I'm working on a Lenovo X230-T with Dockingstation. If I have plugged in 2 
Screens (VGA1 and HDMI2) X won't start.
  Message shown:
  Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.907419] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.913673] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.914408] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  Apr  7 15:10:44 ThinkPad-X230-Tablet kernel: [ 7487.382710] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  Apr  7 15:10:45 ThinkPad-X230-Tablet kernel: [ 7488.125271] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  
  It works if I unplug one of the two displays and plug it in when desktop
  is ready.
  
  Didn't happen in 12.04
  
  ProblemType: Bug
  DistroRelease: Ubuntu 12.10
  Package: xorg 1:7.7+1ubuntu4
  ProcVersionSignature: Ubuntu 3.5.0-26.42-generic 3.5.7.6
  Uname: Linux 3.5.0-26-generic x86_64
  ApportVersion: 2.6.1-0ubuntu10
  Architecture: amd64
  Date: Sun Apr  7 15:29:57 2013
  InstallationDate: Installed on 2012-10-01 (188 days ago)
  InstallationMedia: Kubuntu 12.10 "Quantal Quetzal" - Beta amd64 (20120926.3)
  MarkForUpload: True
  ProcEnviron:
   LANGUAGE=
   TERM=xterm
   PATH=(custom, no user)
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  SourcePackage: xorg
  UpgradeStatus: No upgrade log present (probably fresh install)
+ --- 
+ ApportVersion: 2.6.1-0ubuntu10
+ Architecture: amd64
+ DistroRelease: Ubuntu 12.10
+ InstallationDate: Installed on 2012-10-01 (188 days ago)
+ InstallationMedia: Kubuntu 12.10 "Quantal Quetzal" - Beta amd64 (20120926.3)
+ MarkForUpload: True
+ Package: xorg 1:7.7+1ubuntu4
+ PackageArchitecture: amd64
+ ProcEnviron:
+  LANGUAGE=
+  TERM=xterm
+  PATH=(custom, no user)
+  LANG=de_DE.UTF-8
+  SHELL=/bin/bash
+ ProcVersionSignature: Ubuntu 3.5.0-26.42-generic 3.5.7.6
+ Tags:  quantal
+ Uname: Linux 3.5.0-26-generic x86_64
+ UpgradeStatus: No upgrade log present (probably fresh install)
+ UserGroups: cdrom clamav dialout fax floppy lpadmin mythtv plugdev pulse 
sambashare saned scanner sudo syslog users

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to xorg in Ubuntu.
https://bugs.launchpad.net/bugs/1165755

Title:
  X crashes when booting with 2 external displays

Status in “xorg” package in Ubuntu:
  New

Bug description:
  I'm working on a Lenovo X230-T with Dockingstation. If I have plugged in 2 
Screens (VGA1 and HDMI2) X won't start.
  Message shown:
  Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.907419] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.913673] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  Apr  7 15:10:43 ThinkPad-X230-Tablet kernel: [ 7485.914408] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  Apr  7 15:10:44 ThinkPad-X230-Tablet kernel: [ 7487.382710] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]
  Apr  7 15:10:45 ThinkPad-X230-Tablet kernel: [ 7488.125271] 
[drm:drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC:7]

  It works if I unplug one of the two displays and plug it in when
  desktop is ready.

  Didn't happen in 12.04

  ProblemType: Bug
  DistroRelease: Ubuntu 12.10
  Package: xorg 1:7.7+1ubuntu4
  ProcVersionSignature: Ubuntu 3.5.0-26.42-generic 3.5.7.6
  Uname: Linux 3.5.0-26-generic x86_64
  ApportVersion: 2.6.1-0ubuntu10
  Architecture: amd64
  Date: Sun Apr  7 15:29:57 2013
  InstallationDate: Installed on 2012-10-01 (188 days ago)
  InstallationMedia: Kubuntu 12.10 "Quantal Quetzal" - Beta amd64 (20120926.3)
  MarkForUpload: True
  ProcEnviron:
   LANGUAGE=
   TERM=xterm
   PATH=(custom, no user)
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  SourcePackage: xorg
  UpgradeStatus: No upgrade log present (probably fresh install)
  --- 
  ApportVersion: 2.6.1-0ubuntu10
  Architecture: amd64
  DistroRelease: Ubuntu 12.10
  InstallationDate: Installed on 2012-10-01 (188 days ago)
  InstallationMedia: Kubuntu 12.10 "Quantal Quetzal" - Beta amd64 (20120926.3)
  MarkForUpload: True
  Package: xorg 1:7.7+1ubuntu4
  PackageArchitecture: amd64
  ProcEnviron:
   LANGUAGE=
   TERM=xterm
   PATH=(custom, no user)
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  ProcVersionSignature: Ubuntu 3.5.0-26.42-generic 3.5.7.6
  Tags:  quantal
  Uname: Linux 3.5.0-26-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: cdrom clamav dialout fax floppy lpadmin mythtv plugdev pulse 
sambashare saned scanner sudo syslog users

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