Libre Office shows global menu and it's duplicate in window header at the same time

Run LibreOffice Writer -> click 'PagePreview' menu item from 'File' menu -> Click 'Full Screen' toolbar button -> Click 'Close Preview' toolbar button. Application is still in fullscreen mode -> Click 'Fullc Screen' button placed on the float toolbar and when application returns to normal mode you will see global menu and it's duplicate in window header.

lsb_release -rd
Description: Ubuntu 12.04 LTS
Release: 12.04

apt-cache policy lo-menubar
lo-menubar:
Installed: 0.1.0-0ubuntu4
Candidate: 0.1.0-0ubuntu4
Version table:
*** 0.1.0-0ubuntu4 0
500 http://ru.archive.ubuntu.com/ubuntu/ precise/universe amd64 Packages
100 /var/lib/dpkg/status

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: lo-menubar 0.1.0-0ubuntu4
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Uname: Linux 3.2.0-24-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.0.1-0ubuntu7
Architecture: amd64
Date: Wed May 9 21:01:23 2012
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425)
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: lo-menubar
UpgradeStatus: No upgrade log present (probably fresh install)