install fails when installing from usb stick

[Martin Lindhe]

directly after error about failing to enable additional packages from the cdrom in apt, there is an popup saying "installation successful" then there is a popup about installation crashed. also the installation did not finish successfully!

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
ApportVersion: 1.23-0ubuntu3
Architecture: amd64
CasperVersion: 1.287
Date: Tue Nov 8 13:25:53 2011
LiveMediaBuild: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
ProcEnviron:
 LANGUAGE=sv_SE.UTF-8
 PATH=(custom, no user)
 LANG=sv_SE.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 8 13:25:42 ubuntu plugininstall.py: Traceback (most recent call last):
Nov 8 13:25:42 ubuntu plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 1641, in <module>
Nov 8 13:25:42 ubuntu plugininstall.py: install.run()
Nov 8 13:25:42 ubuntu plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 55, in wrapper
Nov 8 13:25:42 ubuntu plugininstall.py: func(self)
Nov 8 13:25:42 ubuntu plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 158, in run
Nov 8 13:25:42 ubuntu plugininstall.py: self.configure_apt()
Nov 8 13:25:42 ubuntu plugininstall.py: File "/usr/share/ubiquity/plugininstall.py", line 580, in configure_apt
Nov 8 13:25:42 ubuntu plugininstall.py: raise install_misc.InstallStepError("AptSetup failed with code %d" % ret)
Nov 8 13:25:42 ubuntu plugininstall.py: InstallStepError: AptSetup failed with code 141
Nov 8 13:25:42 ubuntu plugininstall.py:

[dino99 (9d9)]

This version has expired