[Bug 1782415] Re: update-manager crashed with aptdaemon.errors.AptDaemonError in _convert_dbus_exception(): org.debian.apt: Could not cancel transaction

[Apport retracing service]

*** This bug is a duplicate of bug 1209219 ***
    https://bugs.launchpad.net/bugs/1209219

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 #1209219, 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

** Changed in: update-manager (Ubuntu)
   Importance: Undecided => Medium

** Attachment removed: "ProcMaps.txt"
   https://bugs.launchpad.net/bugs/1782415/+attachment/5164973/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   https://bugs.launchpad.net/bugs/1782415/+attachment/5164974/+files/ProcStatus.txt

** This bug has been marked a duplicate of bug 1209219
   update-manager crashed with aptdaemon.errors.AptDaemonError in _convert_dbus_exception(): org.debian.apt: Could not cancel transaction

** Information type changed from Private to Public

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https://bugs.launchpad.net/bugs/1782415

Title:
  update-manager crashed with aptdaemon.errors.AptDaemonError in
  _convert_dbus_exception(): org.debian.apt: Could not cancel
  transaction

Status in update-manager package in Ubuntu:
  New

Bug description:
  Last couple of updates the update hangs at this point, where a
  dependency job for snapd.apparmor.service failed

  ProblemType: Crash
  DistroRelease: Ubuntu 18.10
  Package: update-manager 1:18.10.3
  ProcVersionSignature: Ubuntu 4.15.0-23.25-generic 4.15.18
  Uname: Linux 4.15.0-23-generic x86_64
  ApportVersion: 2.20.10-0ubuntu5
  Architecture: amd64
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Jul 18 14:57:28 2018
  ExecutablePath: /usr/bin/update-manager
  GsettingsChanges:
   b'com.ubuntu.update-manager' b'show-details' b'true'
   b'com.ubuntu.update-manager' b'window-height' b'779'
   b'com.ubuntu.update-manager' b'first-run' b'false'
   b'com.ubuntu.update-manager' b'window-width' b'886'
   b'com.ubuntu.update-manager' b'launch-time' b'int64 1531939854'
  InstallationDate: Installed on 2018-06-05 (43 days ago)
  InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Alpha amd64 (20180603)
  InterpreterPath: /usr/bin/python3.6
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python3 /usr/bin/update-manager
  Python3Details: /usr/bin/python3.6, Python 3.6.6, python3-minimal, 3.6.5-3
  PythonArgs: ['/usr/bin/update-manager']
  PythonDetails: /usr/bin/python2.7, Python 2.7.15, python-minimal, 2.7.15-3
  SourcePackage: update-manager
  Title: update-manager crashed with aptdaemon.errors.AptDaemonError in _convert_dbus_exception(): org.debian.apt: Could not cancel transaction
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo vboxsf

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