ubiquity crashed with ValueError in command() Upon bootup

[Gabe Menvielle]

Binary package hint: ubiquity

ubiquity crashed upon booting up on Ubuntu Netbook Remix 10.04 Beta1 LIVE CD version. I did not try the installer.
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ubuntu@ubuntu:~$ lsb_release -rd
Description: Ubuntu lucid (development branch)
Release: 10.04
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/var/log/syslog BEGINING:
  GNU nano 2.2.2 File: /var/log/syslog

Apr 6 00:18:35 ubuntu kernel: imklog 4.2.0, log source = /proc/kmsg started.
Apr 6 00:18:35 ubuntu rsyslogd: [origin software="rsyslogd" swVersion="4.2.0" $
Apr 6 00:18:35 ubuntu rsyslogd: rsyslogd's groupid changed to 103
Apr 6 00:18:35 ubuntu rsyslogd: rsyslogd's userid changed to 101
Apr 6 00:18:35 ubuntu rsyslogd-2039: Could no open output file '/dev/xconsole'$
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] Initializing cgroup subsys cpuset
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] Initializing cgroup subsys cpu
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] Linux version 2.6.32-16-generic ($
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] KERNEL supported cpus:
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] Intel GenuineIntel
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] AMD AuthenticAMD
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] NSC Geode by NSC
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] Cyrix CyrixInstead
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] Centaur CentaurHauls
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] Transmeta GenuineTMx86
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] Transmeta TransmetaCPU
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] UMC UMC UMC UMC
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] BIOS-provided physical RAM map:
Apr 6 00:18:35 ubuntu kernel: [ 0.000000] BIOS-e820: 0000000000000000 - 00$
               [ Read 925 lines (Warning: No write permission) ]
^G Get Help ^O WriteOut ^R Read File ^Y Prev Page ^K Cut Text ^C Cur Pos
^X Exit ^J Justify ^W Where Is ^V Next Page ^U UnCut Text^T To Spell
/var/log/syslog END

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/var/log/partman BEGINING
  GNU nano 2.2.2 File: /var/log/partman

                                  [ New File ]
^G Get Help ^O WriteOut ^R Read File ^Y Prev Page ^K Cut Text ^C Cur Pos
^X Exit ^J Justify ^W Where Is ^V Next Page ^U UnCut Text^T To Spell

/var/log/partman END

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ProblemType: Crash
Architecture: i386
Date: Tue Apr 6 00:19:56 2010
DistroRelease: Ubuntu 10.04
ExecutablePath: /usr/lib/ubiquity/bin/ubiquity
InterpreterPath: /usr/bin/python2.6
LiveMediaBuild: Ubuntu-Netbook 10.04 "Lucid Lynx" - Beta i386 (20100318)
Package: ubiquity 2.2.5
ProcCmdline: /usr/bin/python /usr/lib/ubiquity/bin/ubiquity --greeter --only
ProcEnviron: Error: [Errno 13] Permission denied: '/proc/2728/environ'
ProcVersionSignature: Ubuntu 2.6.32-16.25-generic
PythonArgs: ['/usr/lib/ubiquity/bin/ubiquity', '--greeter', '--only']
SourcePackage: ubiquity
Title: ubiquity crashed with ValueError in command()
Uname: Linux 2.6.32-16-generic i686
UserGroups:

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #541000, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.