[Bug 1786001] [NEW] Unresolvable issue occured while calculating upgrade

[Rakesh]

Public bug reported:

Not able to upgrade, extra debug info attached.

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: ubuntu-release-upgrader-core 1:0.220.10
ProcVersionSignature: Ubuntu 4.4.0-131.157~14.04.1-generic 4.4.134
Uname: Linux 4.4.0-131-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.29
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: Unity
Date: Wed Aug  8 14:47:39 2018
InstallationDate: Installed on 2016-02-29 (891 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to trusty on 2018-08-08 (0 days ago)
VarLogDistupgradeTermlog:

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug dist-upgrade trusty

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https://bugs.launchpad.net/bugs/1786001

Title:
  Unresolvable issue occured while calculating upgrade

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

Bug description:
  Not able to upgrade, extra debug info attached.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: ubuntu-release-upgrader-core 1:0.220.10
  ProcVersionSignature: Ubuntu 4.4.0-131.157~14.04.1-generic 4.4.134
  Uname: Linux 4.4.0-131-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.29
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: Unity
  Date: Wed Aug  8 14:47:39 2018
  InstallationDate: Installed on 2016-02-29 (891 days ago)
  InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to trusty on 2018-08-08 (0 days ago)
  VarLogDistupgradeTermlog:

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