nvidia-173 is not installable

[makda]

The following packages have unmet dependencies.
 nvidia-173 : Depends: xorg-video-abi-11 but it is not installable or
                       xorg-video-abi-12 but it is not installable
E: Unable to correct problems, you have held broken packages.

'apt-cache policy
ebrahim@main:~$ apt-cache policy nvidia-173
nvidia-173:
  Installed: (none)
  Candidate: 173.14.35-0ubuntu3
  Version table:
     173.14.35-0ubuntu3 0
        500 http://gb.archive.ubuntu.com/ubuntu/ quantal/restricted i386 Packages
     173.14.35-0ubuntu3 0
        100 /var/lib/dpkg/status

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: xorg 1:7.7+1ubuntu4
ProcVersionSignature: Ubuntu 3.5.0-18.29-generic 3.5.7
Uname: Linux 3.5.0-18-generic i686
.tmp.unity.support.test.1:

ApportVersion: 2.6.1-0ubuntu6
Architecture: i386
CheckboxSubmission: 7456b02115a93645e789f714658c0fc8
CheckboxSystem: 5ff629dbb85bb2f8b569854928630b89
CompizPlugins: [core,composite,opengl,compiztoolbox,decor,resize,regex,animation,gnomecompat,grid,move,vpswitch,imgpng,workarounds,place,snap,mousepoll,wall,fade,session,expo,ezoom,scale,switcher]
CompositorRunning: None
Date: Wed Nov 7 00:22:38 2012
DistUpgraded: 2012-10-21 20:58:18,780 DEBUG enabling apt cron job
DistroCodename: quantal
DistroVariant: ubuntu
DkmsStatus:
 virtualbox, 4.1.18, 3.2.0-32-generic, i686: installed
 virtualbox, 4.1.18, 3.5.0-17-generic, i686: installed
 virtualbox, 4.1.18, 3.5.0-18-generic, i686: installed
ExtraDebuggingInterest: Yes
GraphicsCard: NVIDIA Corporation NV34 [GeForce FX 5500] [10de:0326] (rev a1) (prog-if 00 [VGA controller])
InstallationDate: Installed on 2011-10-16 (387 days ago)
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
MarkForUpload: True
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-18-generic root=UUID=bfa9a115-1722-4a19-bda7-ce7dae07de6f ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to quantal on 2012-10-21 (16 days ago)
XorgConf:
 Section "Device"
  Identifier "Default Device"
  Option "NoLogo" "True"
 EndSection
dmi.bios.date: 11/12/2004
dmi.bios.vendor: Phoenix Technologies, LTD
dmi.bios.version: 6.00 PG
dmi.board.name: KV8 Pro (VIA K8T800P-8237)
dmi.board.vendor: http://www.abit.com.tw/
dmi.board.version: 1.x
dmi.chassis.type: 3
dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr6.00PG:bd11/12/2004:svn:pn:pvr:rvnhttp//www.abit.com.tw/:rnKV8Pro(VIAK8T800P-8237):rvr1.x:cvn:ct3:cvr:
version.compiz: compiz 1:0.9.8.4+bzr3407-0ubuntu1
version.libdrm2: libdrm2 2.4.39-0ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.0-0ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.0-0ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.13.0-0ubuntu6
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.99.99~git20120913.8637f772-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.20.9-0ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Euro (o-msn)]

It affects me too!!!!!!!!!!!!