[Bug 1031307] Re: update-manager crashed with TypeError in _toggle_origin_headers(): 'NoneType' object is not iterable

[Colin Watson]

** Changed in: update-manager (Ubuntu)
       Status: Confirmed => Fix Committed

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https://bugs.launchpad.net/bugs/1031307

Title:
  update-manager crashed with TypeError in _toggle_origin_headers():
  'NoneType' object is not iterable

Status in “update-manager” package in Ubuntu:
  Fix Committed

Bug description:
  I chose first "install available updates" from the unity-bar-symbol,
  and then I clicked afterwards, as parallel-step "software updater"
  from the same menu in the unity launchbar form software updater. Then
  the crash occured.

  ProblemType: Crash
  DistroRelease: Ubuntu 12.10
  Package: update-manager 1:0.168
  ProcVersionSignature: Ubuntu 3.5.0-6.6-generic 3.5.0
  Uname: Linux 3.5.0-6-generic x86_64
  ApportVersion: 2.4-0ubuntu6
  Architecture: amd64
  Date: Tue Jul 31 12:51:02 2012
  ExecutablePath: /usr/bin/update-manager
  GsettingsChanges:
   b'com.ubuntu.update-manager' b'first-run' b'false'
   b'com.ubuntu.update-manager' b'launch-time' b'1343730155'
  InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120627)
  InterpreterPath: /usr/bin/python3.2mu
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python3 /usr/bin/update-manager
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  PythonArgs: ['/usr/bin/update-manager']
  SourcePackage: update-manager
  Title: update-manager crashed with TypeError in _toggle_origin_headers(): 'NoneType' object is not iterable
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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