[Bug 1770226] Re: Update from 17.10 to 18.04 fail

[Sergey]

I was able to get thru by reinstalling xorg all together. Thank you. Now 
i`m facing another problem, high CPU usage by gnome-shell.


On 05/14/2018 10:55 AM, Jean-Baptiste Lallement wrote:
> The main problem is caused by the Xorg stack installed from the oibaf
> PPA. Please revert these packages and try the upgrade again.
>
> ** Changed in: ubuntu-release-upgrader (Ubuntu)
>         Status: Incomplete => Invalid
>

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https://bugs.launchpad.net/bugs/1770226

Title:
  Update from 17.10 to 18.04 fail

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

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.

  ProblemType: Bug
  DistroRelease: Ubuntu 17.10
  Package: ubuntu-release-upgrader-core 1:17.10.11
  ProcVersionSignature: Ubuntu 4.13.0-39.44-generic 4.13.16
  Uname: Linux 4.13.0-39-generic x86_64
  ApportVersion: 2.20.7-0ubuntu3.8
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Wed May  9 13:02:37 2018
  InstallationDate: Installed on 2017-11-02 (188 days ago)
  InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to artful on 2018-05-09 (0 days ago)
  VarLogDistupgradeTermlog:

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