[Bug 1738145] Re: 14.04 to 16.04 upgrade failed: ca-certificate and man-db trigger loop

Thu Dec 14 11:52:26 UTC 2017

*** This bug is a duplicate of bug 1723198 ***
    https://bugs.launchpad.net/bugs/1723198

** This bug has been marked a duplicate of bug 1723198
   upgrade from 14.04 to 16.04 fails with: ca-certificates 20170717~16.04.1 failed to install/upgrade: triggers looping, abandoned

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https://bugs.launchpad.net/bugs/1738145

Title:
  14.04 to 16.04 upgrade failed: ca-certificate and man-db trigger loop

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  Upgrade from 14.04 LTS to 16.04 LTS fails with a trigger loop on ca-
  certificates and man-db

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: ubuntu-release-upgrader-core 1:0.220.9
  ProcVersionSignature: Ubuntu 4.2.0-27.32~14.04.1-generic 4.2.8-ckt1
  Uname: Linux 4.2.0-27-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.14
  Architecture: amd64
  CrashDB: ubuntu
  Date: Thu Dec 14 09:43:55 2017
  InstallationDate: Installed on 2017-12-14 (0 days ago)
  InstallationMedia: Ubuntu-Server 14.04.4 LTS "Trusty Tahr" - Release amd64 (20160217.1)
  PackageArchitecture: all
  ProcEnviron:
   LANGUAGE=en_US:en
   TERM=linux
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-release-upgrader
  Symptom: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to xenial on 2017-12-14 (0 days ago)
  VarLogDistupgradeAptclonesystemstate.tar.gz: Error: command ['pkexec', 'cat', '/var/log/dist-upgrade/apt-clone_system_state.tar.gz'] failed with exit code 127: Error getting authority: Error initializing authority: Could not connect: No such file or directory

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