This bug was fixed in the package unity-control-center - 14.04.3+14.04.20140224-0ubuntu1
--------------- unity-control-center (14.04.3+14.04.20140224-0ubuntu1) trusty; urgency=low
[ Sebastien Bacher ] * Use new sound key, avoid depending on indicator-sound -- Ubuntu daily release <email address hidden> Mon, 24 Feb 2014 14:36:20 +0000
This bug was fixed in the package unity-control- center - 14.04.3+ 14.04.20140224- 0ubuntu1
--------------- center (14.04. 3+14.04. 20140224- 0ubuntu1) trusty; urgency=low
unity-control-
[ Sebastien Bacher ]
* Use new sound key, avoid depending on indicator-sound
-- Ubuntu daily release <email address hidden> Mon, 24 Feb 2014 14:36:20 +0000