[Bug 767563] Re: update-manager crashed with DBusException in call_blocking(): org.freedesktop.DBus.Error.Spawn.ChildExited: Launch helper exited with unknown return code 1

[RedSingularity]

Since there is no private info in this report, I am making it public. 
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https://bugs.launchpad.net/bugs/767563

Title:
  update-manager crashed with DBusException in call_blocking():
  org.freedesktop.DBus.Error.Spawn.ChildExited: Launch helper exited
  with unknown return code 1

Status in “update-manager” package in Ubuntu:
  Incomplete

Bug description:
  Binary package hint: update-manager

  it crash on plenny update

  ProblemType: Crash
  DistroRelease: Ubuntu 11.04
  Package: update-manager 1:0.147.6
  ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
  Uname: Linux 2.6.38-8-generic i686
  Architecture: i386
  Date: Wed Apr 20 15:47:08 2011
  ExecutablePath: /usr/bin/update-manager
  InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
  InterpreterPath: /usr/bin/python2.7
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python2.7 /usr/bin/update-manager
  ProcEnviron:
   LANGUAGE=en_US:en
   PATH=(custom, user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  PythonArgs: ['/usr/bin/update-manager']
  SourcePackage: update-manager
  Title: update-manager crashed with DBusException in call_blocking(): org.freedesktop.DBus.Error.Spawn.ChildExited: Launch helper exited with unknown return code 1
  UpgradeStatus: Upgraded to natty on 2011-04-20 (0 days ago)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

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