ubuntu 11.10 x64 on a dell E6520

[sosocha]

I have tried to install Ubuntu 11.10 x64 a lot of times but it could not work.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: ubiquity 2.8.7
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 1.23-0ubuntu3
Architecture: amd64
CasperVersion: 1.287
Date: Tue Nov 1 19:32:27 2011
LiveMediaBuild: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

[Ubuntu Foundations Team Bug Bot (crichton)]

Exception during installation:
Nov 1 19:31:56 ubuntu plugininstall.py: Traceback (most recent call last):
Nov 1 19:31:56 ubuntu plugininstall.py: File "/usr/lib/ubiquity/ubiquity/install_misc.py", line 256, in start
Nov 1 19:31:56 ubuntu plugininstall.py: self.db.progress('START', 0, 100, self.title)
Nov 1 19:31:56 ubuntu plugininstall.py: File "/usr/lib/python2.7/dist-packages/debconf.py", line 60, in <lambda>
Nov 1 19:31:56 ubuntu plugininstall.py: lambda *args, **kw: self.command(command, *args, **kw))
Nov 1 19:31:56 ubuntu plugininstall.py: File "/usr/lib/python2.7/dist-packages/debconf.py", line 81, in command
Nov 1 19:31:56 ubuntu plugininstall.py: status = int(status)
Nov 1 19:31:56 ubuntu plugininstall.py: ValueError: invalid literal for int() with base 10: ''
Nov 1 19:31:56 ubuntu plugininstall.py:

[dino99 (9d9)]

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