update-manager crashed with SystemExit in exit(): 0

[ubername]

had a stalled synaptic running at the same time (synaptic seems to freeze if you try and select old linux-headers-... for removal - I have been having to apt-get purge them recently)

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: update-manager 1:0.190
ProcVersionSignature: Ubuntu 3.10.0-4.13-generic 3.10.1
Uname: Linux 3.10.0-4-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.11-0ubuntu1
Aptdaemon:

Architecture: amd64
CrashCounter: 1
Date: Tue Jul 23 16:47:11 2013
ExecutablePath: /usr/bin/update-manager
ExecutableTimestamp: 1374570483
GsettingsChanges:
 b'com.ubuntu.update-manager' b'first-run' b'false'
 b'com.ubuntu.update-manager' b'launch-time' b'1374576976'
 b'com.ubuntu.update-manager' b'show-details' b'true'
 b'com.ubuntu.update-manager' b'window-height' b'445'
 b'com.ubuntu.update-manager' b'window-width' b'944'
InterpreterPath: /usr/bin/python3.3
MarkForUpload: True
PackageArchitecture: all
ProcCmdline: /usr/bin/python3 /usr/bin/update-manager --no-update --no-focus-on-map
ProcCwd: /home/john
ProcEnviron:
 LANGUAGE=en_GB:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/update-manager', '--no-update', '--no-focus-on-map']
SourcePackage: update-manager
Title: update-manager crashed with SystemExit in exit(): 0
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip disk lpadmin plugdev sambashare sudo

[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 #1202754, 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.