** Summary changed:

- Driver video doesn't work properly
+ Driver video doesn't work properly after Upgrade

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  Driver video doesn't work properly after Upgrade

Status in xorg package in Ubuntu:

Bug description:
  After the last automatic upgrade, the system suggested a restart to finalize 
the installation.
  Immediately after the reboot, the graph login page worked at 640x480. Using 
"xdiagnose", checking (disabling) all, I was able to set a resolution 
1280x1024, but no more capable to manage the dual-screen as before: in the 
"Monitor" configuration page, I see only one "Built-in Display" instead the two 
Acer AL1917 & AL1716 as before. Obviously, the HW connections are not been 

  My PC is an Acer Veriton X4610G
  CPU: Intel® Core™ i3-2120 @ 3.30GHz × 4
  RAM: 4GiB (128MiB VGA shared)

  I use an UBUNTU 16.04 LTS 64-bit

  Thanks for any feedback!

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: xorg 1:7.7+13ubuntu3
  ProcVersionSignature: Ubuntu 4.4.0-43.63-generic 4.4.21
  Uname: Linux 4.4.0-43-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.1
  Architecture: amd64
  CompizPlugins: No value set for 
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  Date: Mon Oct 17 15:39:54 2016
  DistUpgraded: 2016-09-01 11:14:36,382 DEBUG Running PostInstallScript: 
  DistroCodename: xenial
  DistroVariant: ubuntu
  ExtraDebuggingInterest: Yes
   Intel Corporation 2nd Generation Core Processor Family Integrated Graphics 
Controller [8086:0102] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: Acer Incorporated [ALI] 2nd Generation Core Processor Family 
Integrated Graphics Controller [1025:0492]
  InstallationDate: Installed on 2015-05-15 (521 days ago)
  InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 
   Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 058f:6363 Alcor Micro Corp. 
   Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Acer Veriton X4610G
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-43-generic 
root=/dev/mapper/ubuntu--vg-root ro plymouth:debug drm.debug=0xe nopat 
  Renderer: Software
  SourcePackage: xorg
  UpgradeStatus: Upgraded to xenial on 2016-09-01 (46 days ago)
  dmi.bios.date: 05/30/2011
  dmi.bios.vendor: Acer
  dmi.bios.version: P01-B0
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: Veriton X4610G
  dmi.board.vendor: Acer
  dmi.chassis.type: 3
  dmi.chassis.vendor: Acer
  dmi.product.name: Veriton X4610G
  dmi.sys.vendor: Acer
  version.compiz: compiz 1:
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.67-1ubuntu0.16.04.2
  version.libgl1-mesa-dri: libgl1-mesa-dri 11.2.0-1ubuntu2.2
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 11.2.0-1ubuntu2.2
  version.xserver-xorg-core: xserver-xorg-core 2:1.18.3-1ubuntu2.3
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 
  xserver.bootTime: Mon Oct 17 15:32:10 2016
  xserver.configfile: default
   input        Power Button         KEYBOARD, id 6
   input        Power Button         KEYBOARD, id 7
   input        AT Translated Set 2 keyboard KEYBOARD, id 8
   input        ImPS/2 Generic Wheel Mouse MOUSE, id 9
  xserver.logfile: /var/log/Xorg.0.log
  xserver.version: 2:1.18.3-1ubuntu2.3

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