zeitgeist-daemon crashed with DocNotFoundError in _check_index_and_start_worker(): Document 5 not found

[Gen X]

1) The release of Ubuntu you are using, via 'lsb_release -rd' or System -> About Ubuntu
Description: Ubuntu oneiric (development branch)
Release: 11.10

2) The version of the package you are using, via 'apt-cache policy pkgname' or by checking in Software Center
zeitgeist:
  Instalados: 0.8.1.1-1
  Candidato: 0.8.1.1-1
  Tabla de versión:
 *** 0.8.1.1-1 0
        500 http://mx.archive.ubuntu.com/ubuntu/ oneiric/main amd64 Packages
        100 /var/lib/dpkg/status

3) What you expected to happen
do not send error message

4) What happened instead
send error massage

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: zeitgeist-core 0.8.1.1-1
ProcVersionSignature: Ubuntu 3.0.0-11.18-usernameeric 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu1
Architecture: amd64
Date: Sat Sep 17 14:56:24 2011
ExecutablePath: /usr/bin/zeitgeist-daemon
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/zeitgeist-daemon
ProcCwd: /
PythonArgs: ['/usr/bin/zeitgeist-daemon']
SourcePackage: zeitgeist
Title: zeitgeist-daemon crashed with DocNotFoundError in _check_index_and_start_worker(): Document 5 not found
UpgradeStatus: Upgraded to oneiric on 2011-09-13 (4 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #847200, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.