Comment 16 for bug 1208019

it work fro me now, here is how to

sudo gedit /usr/share/applications/eclipse.desktop

update it to :

[Desktop Entry]
Version=1.0
Name=Eclipse
Exec=env UBUNTU_MENUPROXY= eclipse
Terminal=false
Icon=/opt/eclipse/icon.xpm
Type=Application
Categories=IDE;Development
X-Ayatana-Desktop-Shortcuts=NewWindow
[NewWindow Shortcut Group]
Name=New Window
Exec=env UBUNTU_MENUPROXY= eclipse
TargetEnvironment=Unity