[Bug 1594092] Re: will not upgrade from 14.04 LTS to 16.04

[Brian Murray]

*** This bug is a duplicate of bug 996916 ***
    https://bugs.launchpad.net/bugs/996916

** This bug has been marked a duplicate of bug 996916
   postgresql packages in the removal blacklist making it hard to upgrade

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https://bugs.launchpad.net/bugs/1594092

Title:
  will not upgrade from 14.04 LTS to 16.04

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

Bug description:
  Ran "sudo do-release-upgrade -d" on Ubuntu Server, was told
  Could not calculate the upgrade

  Problem was solved by first manually removing postgresql-9.1 and
  related packages from previous upgrade, leaving postgresql-9.3
  packages in place, then repeating the upgrade.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: ubuntu-release-upgrader-core 1:0.220.8
  ProcVersionSignature: Ubuntu 3.13.0-88.135-generic 3.13.11-ckt39
  Uname: Linux 3.13.0-88-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.21
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDmesg.txt:
   [    9.237260] postgres (963): /proc/963/oom_adj is deprecated, please use /proc/963/oom_score_adj instead.
   [   16.486804] init: plymouth-upstart-bridge main process ended, respawning
   [   21.917193] random: nonblocking pool is initialized
  Date: Sun Jun 19 04:58:06 2016
  InstallationDate: Installed on 2012-08-21 (1397 days ago)
  InstallationMedia: Ubuntu-Server 12.04 LTS "Precise Pangolin" - Release amd64 (20120424.1)
  PackageArchitecture: all
  ProcEnviron:
   TERM=linux
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to trusty on 2016-06-19 (0 days ago)

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