sudo apt-get purge bluez-alsa
worked for me (see http://www.ogre3d.org/addonforums/viewtopic.php?f=10&t=11539 )
sudo apt-get purge bluez-alsa
worked for me (see http:// www.ogre3d. org/addonforums /viewtopic. php?f=10& t=11539 )