update-manager +crashed after installed update files

[Sven.Frings]

Update-manager crash if i update my sytem over the update-manager

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: update-manager 1:0.156.14.1
ProcVersionSignature: Ubuntu 3.4.0-2.6-generic 3.4.0-rc7
Uname: Linux 3.4.0-2-generic x86_64
ApportVersion: 2.1-0ubuntu1
Architecture: amd64
Date: Sun May 20 23:39:41 2012
ExecutablePath: /usr/bin/update-manager
GsettingsChanges:
 com.ubuntu.update-manager first-run false
 com.ubuntu.update-manager launch-time 1337549805
 com.ubuntu.update-manager show-details true
 com.ubuntu.update-manager window-height 875
 com.ubuntu.update-manager window-width 1615
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120509)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANG=de_DE.UTF-8
SourcePackage: update-manager
UpgradeStatus: No upgrade log present (probably fresh install)