d-feet crashed with IntrospectionParserException in process_introspection_data(): Error parsing introspect data: <class 'xml.parsers.expat.ExpatError'>: not well-formed (invalid token): line 45, column 73

It happened on first run of D-Feet. I connected to session bus, looked at some value, but on the second try I had this crash

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: d-feet 0.1.12-2
ProcVersionSignature: Ubuntu 3.0.0-7.9-generic 3.0.0
Uname: Linux 3.0.0-7-generic x86_64
Architecture: amd64
CasperVersion: 1.276
Date: Fri Aug 5 07:34:03 2011
ExecutablePath: /usr/bin/d-feet
InterpreterPath: /usr/bin/python2.7
LiveMediaBuild: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110731)
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/d-feet
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/d-feet']
SourcePackage: d-feet
Title: d-feet crashed with IntrospectionParserException in process_introspection_data(): Error parsing introspect data: <class 'xml.parsers.expat.ExpatError'>: not well-formed (invalid token): line 45, column 73
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare