[Bug 1809479] Re: cannot upgrade from 16.04 to 18.04

Ubuntu Foundations Team Bug Bot 1809479 at bugs.launchpad.net
Fri Dec 21 16:19:44 UTC 2018


*** This bug is a duplicate of bug 1611737 ***
    https://bugs.launchpad.net/bugs/1611737

** Tags added: xenial2bionic

** Tags added: third-party-packages

** This bug has been marked a duplicate of bug 1611737
   Can't upgrade from a release if ros packages are  installed from ROS servers

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https://bugs.launchpad.net/bugs/1809479

Title:
  cannot upgrade from 16.04 to 18.04

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

Bug description:
  i just run " sudo apt install update"
  when finished, i reboot the pc.Then the system pops a window to upgrade.
  so i confirm to do it.
  and failed

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: ubuntu-release-upgrader-core 1:16.04.26
  ProcVersionSignature: Ubuntu 4.4.0-141.167-generic 4.4.162
  Uname: Linux 4.4.0-141-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.18
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: Unity
  Date: Sat Dec 22 00:00:15 2018
  InstallationDate: Installed on 2017-04-09 (621 days ago)
  InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to xenial on 2018-12-21 (0 days ago)
  VarLogDistupgradeTermlog:

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