unattended-upgrade crashed with UnboundLocalError in main(): local variable 'pkg_install_success' referenced before assignment

[Dmitry Shachnev]

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: unattended-upgrades 0.73ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-14.23-generic 3.0.9
Uname: Linux 3.0.0-14-generic i686
ApportVersion: 1.23-0ubuntu4
Architecture: i386
Date: Sun Jan 22 14:34:56 2012
ExecutablePath: /usr/bin/unattended-upgrade
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Alpha i386 (20100925)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/unattended-upgrade
ProcEnviron:
 PATH=(custom, no user)
 LANG=ru_RU.UTF-8
 SHELL=/bin/sh
PythonArgs: ['/usr/bin/unattended-upgrade']
SourcePackage: unattended-upgrades
Title: unattended-upgrade crashed with UnboundLocalError in main(): local variable 'pkg_install_success' referenced before assignment
UpgradeStatus: Upgraded to oneiric on 2011-10-12 (101 days ago)
UserGroups:

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Michael Vogt (mvo)]

This should be fixed by:
revno: 227
fixes bug: http://bugs.debian.org/647476
committer: Michael Vogt <email address hidden>
branch nick: ubuntu
timestamp: Tue 2011-11-08 15:12:20 +0100
message:
  * test improvements
  * fix crash when no packages are upgraded
  * only run dpkg if there are packages to upgrade (closes: #647476)
  * include "stable-updates" in the configuration example