update-apt-xapian-index crashed with ValueError in index(): invalid null reference in method 'Document_add_value', argument 3 of type 'std::string const &'

[Xavier Fung]

Apport comes up after a reboot, when I was done apt-get update/upgrade before the reboot.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: apt-xapian-index 0.43ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-5.6-generic 3.0.0-rc7
Uname: Linux 3.0.0-5-generic x86_64
Architecture: amd64
Date: Sat Jul 16 10:42:01 2011
ExecutablePath: /usr/sbin/update-apt-xapian-index
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/sbin/update-apt-xapian-index --update -q
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_HK.UTF-8
 LANGUAGE=en_HK:en
 SHELL=/bin/bash
PythonArgs: ['/usr/sbin/update-apt-xapian-index', '--update', '-q']
SourcePackage: apt-xapian-index
Title: update-apt-xapian-index crashed with ValueError in index(): invalid null reference in method 'Document_add_value', argument 3 of type 'std::string const &'
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: