duplicates in main menu

[DarkRedman]

I'm using Ubuntu 11.04
avant-window-navigator

avant-window-navigator:
  Installé : 0.4.1~bzr822-0ubuntu3
  Candidat : 0.4.1~bzr822-0ubuntu3
 Table de version :
 *** 0.4.1~bzr822-0ubuntu3 0
        500 http://fr.archive.ubuntu.com/ubuntu/ natty/universe amd64 Packages
        100 /var/lib/dpkg/status

I using the main menu of AWN and the menu is duplicated (two times)

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: avant-window-navigator 0.4.1~bzr822-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-10.46-generic 2.6.38.7
Uname: Linux 2.6.38-10-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
CheckboxSubmission: 940a4fc1d6a7e1dd235c31778f871d7c
CheckboxSystem: edda5d4f616ca792bf437989cb597002
Date: Sun Jul 3 23:44:27 2011
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427)
ProcEnviron:
 LANGUAGE=fr_FR:en
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
SourcePackage: avant-window-navigator
UpgradeStatus: No upgrade log present (probably fresh install)