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[Gareth Woolridge <gareth.woolridge@xxxxxxxxxxxxx>]

apport information

** Attachment added: "LightdmDisplayLog.txt"
   https://bugs.launchpad.net/bugs/1510021/+attachment/4512843/+files/LightdmDisplayLog.txt

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https://bugs.launchpad.net/bugs/1510021

Title:
  After upgrade from vivid to wily external monitor has only limited
  resolutions

Status in xorg package in Ubuntu:
  Incomplete

Bug description:
  In Vivid on connection of external display using displayport to VGA
  adaptor all resolutions upto max of my monitor were supported.

  Since upgrade to Wily while my internal display operates correctly the
  external display only shows resolutions up to 1024x768 as available,
  eg:

  xrandr
  Screen 0: minimum 8 x 8, current 1366 x 768, maximum 32767 x 32767
  eDP1 connected primary 1366x768+0+0 (normal left inverted right x axis y axis) 256mm x 144mm
     1366x768      60.00*+
     1360x768      59.80    59.96  
     1280x720      60.00  
     1024x768      60.00  
     1024x576      60.00  
     960x540       60.00  
     800x600       60.32    56.25  
     864x486       60.00  
     640x480       59.94  
     720x405       60.00  
     680x384       60.00  
     640x360       60.00  
  DP1 connected (normal left inverted right x axis y axis)
     1024x768      60.00  
     800x600       60.32    56.25  
     848x480       60.00  
     640x480       59.94

  ProblemType: Bug
  DistroRelease: Ubuntu 15.10
  Package: xorg 1:7.7+7ubuntu4
  ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
  Uname: Linux 4.2.0-16-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.19.1-0ubuntu3
  Architecture: amd64
  CurrentDesktop: MATE
  Date: Mon Oct 26 10:00:40 2015
  InstallationDate: Installed on 2015-07-29 (88 days ago)
  InstallationMedia: Ubuntu-MATE 15.04 "Vivid Vervet" - Release amd64 (20150422.1)
  SourcePackage: xorg
  Symptom: display
  UpgradeStatus: Upgraded to wily on 2015-10-22 (3 days ago)
  --- 
  ApportVersion: 2.19.1-0ubuntu4
  Architecture: amd64
  BootLog:
   fsck from util-linux 2.26.2
   /dev/mapper/sda4_crypt: clean, 381687/6053888 files, 5930344/24196096 blocks
  CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
  CompositorRunning: None
  CurrentDesktop: MATE
  DistUpgraded: 2015-10-22 21:49:51,050 DEBUG enabling apt cron job
  DistroCodename: wily
  DistroRelease: Ubuntu 15.10
  DistroVariant: ubuntu
  DkmsStatus:
   bcmwl, 6.30.223.248+bdcom, 3.19.0-31-generic, x86_64: installed
   bcmwl, 6.30.223.248+bdcom, 4.2.0-16-generic, x86_64: installed
  ExtraDebuggingInterest: Yes
  GraphicsCard:
   Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: Apple Inc. Device [106b:00fd]
  InstallationDate: Installed on 2015-07-29 (98 days ago)
  InstallationMedia: Ubuntu-MATE 15.04 "Vivid Vervet" - Release amd64 (20150422.1)
  MachineType: Apple Inc. MacBookAir5,1
  NonfreeKernelModules: wl
  Package: xorg 1:7.7+7ubuntu4
  PackageArchitecture: amd64
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.2.0-16-generic.efi.signed root=UUID=9a4f85f8-6215-4430-8874-d6c52eeea39c ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
  Tags:  wily ubuntu
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  Uname: Linux 4.2.0-16-generic x86_64
  UpgradeStatus: Upgraded to wily on 2015-10-22 (12 days ago)
  UserGroups: adm cdrom dip libvirtd lpadmin mojo plugdev sambashare sudo
  _MarkForUpload: True
  dmi.bios.date: 06/08/2015
  dmi.bios.vendor: Apple Inc.
  dmi.bios.version: MBA51.88Z.00EF.B03.1506081623
  dmi.board.asset.tag: Base Board Asset Tag#
  dmi.board.name: Mac-66F35F19FE2A0D05
  dmi.board.vendor: Apple Inc.
  dmi.board.version: MacBookAir5,1
  dmi.chassis.type: 10
  dmi.chassis.vendor: Apple Inc.
  dmi.chassis.version: Mac-66F35F19FE2A0D05
  dmi.modalias: dmi:bvnAppleInc.:bvrMBA51.88Z.00EF.B03.1506081623:bd06/08/2015:svnAppleInc.:pnMacBookAir5,1:pvr1.0:rvnAppleInc.:rnMac-66F35F19FE2A0D05:rvrMacBookAir5,1:cvnAppleInc.:ct10:cvrMac-66F35F19FE2A0D05:
  dmi.product.name: MacBookAir5,1
  dmi.product.version: 1.0
  dmi.sys.vendor: Apple Inc.
  version.compiz: compiz 1:0.9.12.2+15.10.20151015-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.64-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.2-1ubuntu4
  version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu4
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3
  xserver.bootTime: Mon Oct 26 09:17:33 2015
  xserver.configfile: default
  xserver.errors:
   
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                               40976 
   vendor                                     APP
  xserver.version: 2:1.17.2-1ubuntu9

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