[Bug 996601] Re: ubiquity crashed with ValueError in command(): I/O operation on closed file

[Apport retracing service]

*** This bug is a duplicate of bug 911907 ***
    https://bugs.launchpad.net/bugs/911907

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #911907, 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.

** Tags removed: need-duplicate-check

** Attachment removed: "ProcMaps.txt"
   https://bugs.launchpad.net/bugs/996601/+attachment/3137046/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   https://bugs.launchpad.net/bugs/996601/+attachment/3137047/+files/ProcStatus.txt

** This bug has been marked a duplicate of bug 911907
   ubiquity crashed with ValueError in command(): I/O operation on closed file

** Visibility changed to: Public

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https://bugs.launchpad.net/bugs/996601

Title:
  ubiquity crashed with ValueError in command(): I/O operation on closed
  file

Status in “ubiquity” package in Ubuntu:
  New

Bug description:
  Live CD - Oneiric on 7.1 Macbook pro

  ProblemType: Crash
  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 i686
  ApportVersion: 1.23-0ubuntu3
  Architecture: i386
  CasperVersion: 1.287
  Date: Tue May  8 15:47:02 2012
  ExecutablePath: /usr/lib/ubiquity/bin/ubiquity
  InterpreterPath: /usr/bin/python2.7
  LiveMediaBuild: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
  ProcCmdline: /usr/bin/python /usr/lib/ubiquity/bin/ubiquity --greeter --only
  ProcEnviron: Error: [Errno 13] Permission denied: '/proc/3141/environ'
  PythonArgs: ['/usr/lib/ubiquity/bin/ubiquity', '--greeter', '--only']
  SourcePackage: ubiquity
  Title: ubiquity crashed with ValueError in command(): I/O operation on closed file
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

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