[Bug 1489036] [NEW] upgrade from 12.04 to 14.04 failed 'could not calculate the upgrade. an unresolvable problem occurred while calculating the upgrade. This can be caused by: Upgrading to a pre-release version of ubuntu , running the current pre-release version of ubuntu, Unofficial software packages not provided by ubuntu. I do not know which of these apply.

[Tom Storer]

Public bug reported:

Could not calculate the upgrade

An unresolvable problem occurred while calculating the upgrade.

 This can be caused by: 
 * Upgrading to a pre-release version of Ubuntu 
 * Running the current pre-release version of Ubuntu 
 * Unofficial software packages not provided by Ubuntu 

If none of this applies, then please report this bug using the command
'ubuntu-bug ubuntu-release-upgrader-core' in a terminal.

I do not Know which of these apply if any

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: update-manager 1:0.156.14.19
ProcVersionSignature: Ubuntu 3.2.0-89.127-generic 3.2.69
Uname: Linux 3.2.0-89-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.0.1-0ubuntu17.9
Architecture: amd64
Date: Thu Aug 27 00:38:55 2015
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
MarkForUpload: True
PackageArchitecture: all
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: update-manager
Symptom: ubuntu-release-upgrader-core
UpgradeStatus: Upgraded to precise on 2015-08-26 (0 days ago)
VarLogDistupgradeTermlog:

** Affects: update-manager (Ubuntu)
     Importance: Undecided
         Status: New


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

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https://bugs.launchpad.net/bugs/1489036

Title:
  upgrade from 12.04 to 14.04 failed 'could not calculate the upgrade.
  an unresolvable problem occurred while calculating the upgrade. This
  can be caused by: Upgrading to a pre-release version of ubuntu ,
  running the current pre-release version of ubuntu, Unofficial software
  packages not provided by ubuntu. I do not know which of these apply.

Status in update-manager package in Ubuntu:
  New

Bug description:
  Could not calculate the upgrade

  An unresolvable problem occurred while calculating the upgrade.

   This can be caused by: 
   * Upgrading to a pre-release version of Ubuntu 
   * Running the current pre-release version of Ubuntu 
   * Unofficial software packages not provided by Ubuntu 

  If none of this applies, then please report this bug using the command
  'ubuntu-bug ubuntu-release-upgrader-core' in a terminal.

  I do not Know which of these apply if any

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: update-manager 1:0.156.14.19
  ProcVersionSignature: Ubuntu 3.2.0-89.127-generic 3.2.69
  Uname: Linux 3.2.0-89-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.0.1-0ubuntu17.9
  Architecture: amd64
  Date: Thu Aug 27 00:38:55 2015
  EcryptfsInUse: Yes
  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
  MarkForUpload: True
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: update-manager
  Symptom: ubuntu-release-upgrader-core
  UpgradeStatus: Upgraded to precise on 2015-08-26 (0 days ago)
  VarLogDistupgradeTermlog:

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