<type 'exceptions.NameError'>: global name 'trans' is not defined

[alpi]

Binary package hint: aptdaemon

after log in i start update and after update is selected bug is reported

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: aptdaemon 0.41+bzr646-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
Annotation: Applying software changes failed
Architecture: i386
Date: Tue Apr 19 15:13:06 2011
DesktopFile: /usr/share/aptdaemon/aptdaemon.desktop
ExecutablePath: /usr/sbin/aptd
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta i386 (20110413)
PackageArchitecture: all
SourcePackage: aptdaemon
Title: <type 'exceptions.NameError'>: global name 'trans' is not defined
TransactionDepends: [[], [], [], [], [], [], []]
TransactionErrorCode: error-unknown
TransactionKwargs: {}
TransactionLocale: en_US.UTF8
TransactionOutput:

TransactionPackages: [[], [], [], [], [dbus.String(u'apt-xapian-index')], []]
TransactionRole: role-commit-packages
UpgradeStatus: No upgrade log present (probably fresh install)