[Bug 1315080] [NEW] Can't upgrade from 13.10 to 14.04

[Thomas Fänge]

Public bug reported:

The installation process is stopped, stating that I'm trying to update
to a pre-release (which I don't think I'm doing), or that some
unofficial package is used (but I don't know which). Nvidia?

ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: ubuntu-release-upgrader-core 1:0.205.6
ProcVersionSignature: Ubuntu 3.11.0-20.34-generic 3.11.10.6
Uname: Linux 3.11.0-20-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 2.12.5-0ubuntu2.2
Architecture: i386
CrashDB: ubuntu
Date: Thu May  1 19:20:09 2014
InstallationDate: Installed on 2014-02-24 (66 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release i386 (20131016.1)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to saucy on 2014-05-01 (0 days ago)
VarLogDistupgradeTermlog:

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-bug dist-upgrade i386 saucy third-party-packages

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https://bugs.launchpad.net/bugs/1315080

Title:
  Can't upgrade from 13.10 to 14.04

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

Bug description:
  The installation process is stopped, stating that I'm trying to update
  to a pre-release (which I don't think I'm doing), or that some
  unofficial package is used (but I don't know which). Nvidia?

  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: ubuntu-release-upgrader-core 1:0.205.6
  ProcVersionSignature: Ubuntu 3.11.0-20.34-generic 3.11.10.6
  Uname: Linux 3.11.0-20-generic i686
  NonfreeKernelModules: nvidia
  ApportVersion: 2.12.5-0ubuntu2.2
  Architecture: i386
  CrashDB: ubuntu
  Date: Thu May  1 19:20:09 2014
  InstallationDate: Installed on 2014-02-24 (66 days ago)
  InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release i386 (20131016.1)
  MarkForUpload: True
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to saucy on 2014-05-01 (0 days ago)
  VarLogDistupgradeTermlog:

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