[Bug 1680327] Re: can't upgrade

[Ubuntu Foundations Team Bug Bot]

** Tags added: xenial2yakkety

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https://bugs.launchpad.net/bugs/1680327

Title:
  can't upgrade

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

Bug description:
  正在推算所有的更動

  正在推算所有的更動

  無法推算升級

  當要推算升級時發生無法解決的問題。

  造成問題的原因可能是： 
  * 升級到未正式發佈版本的 Ubuntu 
  * 當前正在運行的未正式發佈版本 Ubuntu 
  * 使用了不是由 Ubuntu 提供的非官方軟體套件

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: ubuntu-release-upgrader-core 1:16.04.21
  ProcVersionSignature: Ubuntu 4.4.0-72.93-generic 4.4.49
  Uname: Linux 4.4.0-72-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.5
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: X-Cinnamon
  Date: Thu Apr  6 13:44:32 2017
  InstallationDate: Installed on 2015-04-19 (717 days ago)
  InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to xenial on 2017-04-06 (0 days ago)
  mtime.conffile..etc.update-manager.release-upgrades: 2016-04-22T20:00:32.315103

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