do-release-upgrade crashed with SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)

[Berica Cretu]

david@david-Aspire-V3-772:~$ lsb_release -rd
Description: Ubuntu Utopic Unicorn (development branch)
Release: 14.10

ProblemType: Crash
DistroRelease: Ubuntu 14.10
Package: ubuntu-release-upgrader-core 1:14.10.7
ProcVersionSignature: Ubuntu 3.16.0-13.19-generic 3.16.1
Uname: Linux 3.16.0-13-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.14.7-0ubuntu2
Architecture: amd64
CrashDB: ubuntu
Date: Sun Sep 7 14:32:28 2014
DuplicateSignature: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
ExecutablePath: /usr/bin/do-release-upgrade
InstallationDate: Installed on 2014-09-06 (1 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Alpha amd64 (20140905)
InterpreterPath: /usr/bin/python3.4
PackageArchitecture: all
ProcCmdline: /usr/bin/python3 /usr/lib/ubuntu-release-upgrader/do-partial-upgrade --frontend=DistUpgradeViewGtk3
PythonArgs: ['/usr/bin/do-release-upgrade', '--frontend=DistUpgradeViewGtk3']
SourcePackage: ubuntu-release-upgrader
Title: do-release-upgrade crashed with SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
Traceback: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

VarLogDistupgradeTermlog:

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1292996, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.