[Bug 788406] Re: <type 'exceptions.SystemError'>: E:Method has died unexpectedly!, E:Sub-process returned an error code (100), E:Method /usr/lib/apt/methods/ did not start correctly

[Robert Roth]

*** This bug is a duplicate of bug 780076 ***
    https://bugs.launchpad.net/bugs/780076

Thank you for taking the time to report this bug and helping to make
Ubuntu better. This particular bug has already been reported and is a
duplicate of bug #780076, so it 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. Feel free to continue to report any other bugs you may
find.

** This bug has been marked a duplicate of bug 780076
   <type 'exceptions.SystemError'>: E:Method  has died unexpectedly!, E:Sub-process  returned an error code (100), E:Method /usr/lib/apt/methods/ did not start correctly

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https://bugs.launchpad.net/bugs/788406

Title:
  <type 'exceptions.SystemError'>: E:Method  has died unexpectedly!, E
  :Sub-process  returned an error code (100), E:Method
  /usr/lib/apt/methods/ did not start correctly

Status in “aptdaemon” package in Ubuntu:
  New

Bug description:
  Binary package hint: aptdaemon

  Traceback (most recent call last):
    File "/usr/lib/python2.7/dist-packages/aptdaemon/worker.py", line 961, in simulate
      trans.unauthenticated = self._simulate_helper(trans)
    File "/usr/lib/python2.7/dist-packages/aptdaemon/worker.py", line 1085, in _simulate_helper
      return depends, self._cache.required_download, \
    File "/usr/lib/python2.7/dist-packages/apt/cache.py", line 226, in required_download
      pm.get_archives(fetcher, self._list, self._records)
  SystemError: E:Method  has died unexpectedly!, E:Sub-process  returned an error code (100), E:Method /usr/lib/apt/methods/ did not start correctly

  ProblemType: Crash
  DistroRelease: Ubuntu 11.04
  Package: aptdaemon 0.41+bzr657-0ubuntu1
  ProcVersionSignature: Ubuntu 2.6.38-9.43-generic 2.6.38.4
  Uname: Linux 2.6.38-9-generic i686
  Annotation: Applying software changes failed
  Architecture: i386
  Date: Thu May 26 01:16:59 2011
  DesktopFile: /usr/share/aptdaemon/aptdaemon.desktop
  ExecutablePath: /usr/sbin/aptd
  InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
  PackageArchitecture: all
  SourcePackage: aptdaemon
  Title: <type 'exceptions.SystemError'>: E:Method  has died unexpectedly!, E:Sub-process  returned an error code (100), E:Method /usr/lib/apt/methods/ did not start correctly
  TransactionDepends: [[], [], [], [], [], [], []]
  TransactionErrorCode: error-unknown
  TransactionKwargs: {}
  TransactionLocale: es_ES.UTF8
  TransactionOutput:
   
  TransactionPackages: [[], [], [], [], [dbus.String(u'lintian'), dbus.String(u'rdesktop')], []]
  TransactionRole: role-commit-packages
  UpgradeStatus: Upgraded to natty on 2011-05-01 (24 days ago)