[Bug 1613038] Re: No Upgrade possible from 15.10 to 16.xx GNOME

[Marek]

*** This bug is a duplicate of bug 1069133 ***
    https://bugs.launchpad.net/bugs/1069133

Hi,
i've followed the Descrition at "https://launchpad.net/~xorg-edgers/+archive/ppa".
But the Issue still exists.
And the Update doesn't tell me what PPA is not compatible.

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https://bugs.launchpad.net/bugs/1613038

Title:
  No Upgrade possible from 15.10 to 16.xx GNOME

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

Bug description:
  done this steps
  sudo apt-get update
  sudo apt-get upgrade
  sudo apt-get -f install
  sudo apt-get -y install apt
  sudo do-release-upgrade

  results in that no upgrade is possible with this error message
  "An unsolvable problem occurred while determining the system update"

  ProblemType: Bug
  DistroRelease: Ubuntu 15.10
  Package: ubuntu-release-upgrader-core 1:15.10.14.4
  ProcVersionSignature: Ubuntu 4.2.0-42.49-generic 4.2.8-ckt12
  Uname: Linux 4.2.0-42-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  ApportVersion: 2.19.1-0ubuntu5
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: GNOME
  Date: Sun Aug 14 11:51:09 2016
  EcryptfsInUse: Yes
  InstallationDate: Installed on 2016-04-11 (124 days ago)
  InstallationMedia: Ubuntu-GNOME 15.10 "Wily Werewolf" - Release amd64 (20151021)
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to wily on 2016-08-14 (0 days ago)

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