Public bug reported:

Hi!

Since I upgraded to Ubuntu 16.04 my HDMI-display is not recognized. I'm
on an HP laptop (dv7-1095) with an Nvidia 9600M GT graphics card. Does
anyone know what might cause this problem? :)

Regards
Emil

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: xorg 1:7.7+13ubuntu3
ProcVersionSignature: Ubuntu 4.4.0-59.80-generic 4.4.35
Uname: Linux 4.4.0-59-generic x86_64
NonfreeKernelModules: nvidia
.proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: 
'/proc/driver/nvidia/gpus/0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module  304.134  Fri Dec  9 11:30:02 
PST 2016
 GCC version:  gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.4)
.tmp.unity_support_test.0:
 
ApportVersion: 2.20.1-0ubuntu2.4
Architecture: amd64
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: Tue Jan 10 20:31:47 2017
DistUpgraded: Fresh install
DistroCodename: xenial
DistroVariant: ubuntu
DkmsStatus:
 bbswitch, 0.8, 4.4.0-57-generic, x86_64: installed
 bbswitch, 0.8, 4.4.0-59-generic, x86_64: installed
 nvidia-304, 304.134, 4.4.0-59-generic, x86_64: installed
GraphicsCard:
 NVIDIA Corporation G96M [GeForce 9600M GT] [10de:0649] (rev a1) (prog-if 00 
[VGA controller])
   Subsystem: Hewlett-Packard Company G96M [GeForce 9600M GT] [103c:30f4]
InstallationDate: Installed on 2017-01-08 (2 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
MachineType: Hewlett-Packard HP Pavilion dv7 Notebook PC
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-59-generic 
root=/dev/mapper/ubuntu--vg-root ro quiet splash
SourcePackage: xorg
Symptom: display
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/17/2008
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: F.0A
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 30F4
dmi.board.vendor: Compal
dmi.board.version: 99.55
dmi.chassis.type: 10
dmi.chassis.vendor: Compal
dmi.chassis.version: N/A
dmi.modalias: 
dmi:bvnHewlett-Packard:bvrF.0A:bd07/17/2008:svnHewlett-Packard:pnHPPaviliondv7NotebookPC:pvrF.0A:rvnCompal:rn30F4:rvr99.55:cvnCompal:ct10:cvrN/A:
dmi.product.name: HP Pavilion dv7 Notebook PC
dmi.product.version: F.0A
dmi.sys.vendor: Hewlett-Packard
version.compiz: compiz 1:0.9.12.2+16.04.20160823-0ubuntu1
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.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.18.4-0ubuntu0.2
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 
2:2.99.917+git20160325-1ubuntu1.2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
xserver.bootTime: Tue Jan 10 20:26:54 2017
xserver.configfile: default
xserver.errors: open /dev/fb0: No such file or directory
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 
xserver.version: 2:1.18.4-0ubuntu0.2

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


** Tags: amd64 apport-bug compiz-0.9 ubuntu xenial

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https://bugs.launchpad.net/bugs/1655436

Title:
  HDMI-display not working

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