backend_helper.py crashed with TransactionFailed in _run(): <unprintable TransactionFailed object>

[MarKco]

Don't know any idea how this happened. Anyway it was at startup.

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: update-notifier-common 0.146
Uname: Linux 3.12.0-031200rc4-generic i686
ApportVersion: 2.12.5-0ubuntu1
Architecture: i386
Date: Tue Oct 8 00:56:28 2013
ExecutablePath: /usr/lib/update-notifier/backend_helper.py
ExecutableTimestamp: 1380878658
InstallationDate: Installed on 2012-12-07 (304 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Beta i386 (20121002)
InterpreterPath: /usr/bin/python2.7
MarkForUpload: True
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/lib/update-notifier/backend_helper.py install_all_updates
ProcCwd: /home/marco
ProcEnviron:
 LANGUAGE=it
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/lib/update-notifier/backend_helper.py', 'install_all_updates']
SourcePackage: update-notifier
Title: backend_helper.py crashed with TransactionFailed in _run(): <unprintable TransactionFailed object>
UpgradeStatus: Upgraded to saucy on 2013-10-02 (5 days ago)
UserGroups: adm cdrom dip fuse lpadmin plugdev sambashare sudo
modified.conffile..etc.apt.apt.conf.d.10periodic:
 APT::Periodic::Update-Package-Lists "1";
 APT::Periodic::Download-Upgradeable-Packages "1";
 APT::Periodic::AutocleanInterval "0";
 APT::Periodic::Unattended-Upgrade "1";
mtime.conffile..etc.apt.apt.conf.d.10periodic: 2012-12-08T10:35:52.829257

[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 #1099377, 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.