guiv3.py crashed with TypeError in normalize(): character mapping must return integer, None or unicode

[userdce]

started playonlinux and this bug came up

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: playonlinux 3.8.8-1
ProcVersionSignature: Ubuntu 3.0.0-8.10-generic 3.0.1
Uname: Linux 3.0.0-8-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
Date: Fri Aug 12 14:59:08 2011
ExecutablePath: /usr/share/playonlinux/python/guiv3.py
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110716)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: python /usr/share/playonlinux/python/guiv3.py /usr/share/playonlinux/etc/setups/update/top.png None
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANG=en_US.UTF-8
PythonArgs: ['/usr/share/playonlinux/python/guiv3.py', '/usr/share/playonlinux/etc/setups/update/top.png', 'None']
SourcePackage: playonlinux
Title: guiv3.py crashed with TypeError in normalize(): character mapping must return integer, None or unicode
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin mythtv netdev plugdev sambashare

[Julian Taylor (jtaylor)]

This is a regression introduced in python 2.7.2:
http://bugs.python.org/issue12752