From:  Ralph Fox <-rf-nz-@-.invalid>
Date:  06 Sep 2014 07:21:53 Hong Kong Time

Re: No sound from Firefox 31.0 running on Xubuntu 14.04.1


On Thu, 28 Aug 2014 23:20:52 -0700 (PDT), cjsmall wrote:

> I have a new installation of Xubuntu 14.04.1 on a Xeon system.  
> Audio is working fine with all music players as well as with the 
> Opera and Chrome browsers.  However, I cannot get Firefox 31.0 to 
> play any sound.  For example, a song from a music site or a youtube 
> video play, but there is no sound.
> I have uninstalled/reinstalled the Firefox package and added the 
> (probably unnecessary) gecko-mediaplayer plugin without any change.  
> Here is a link to a screenshot showing the active plugins.
> I tried setting all the plugins to "Always Active" rather than "Ask 
> to Activate", I created a new empty user profile, and I have run 
> Firefox in safe mode.  None of these attempts produced any sound.
> Does anyone have any suggestions as to what might be wrong?  Any 
> ideas would be appreciated.  I've got to get this darn thing 
> working!

I don't have an answer, but I would suggest asking in the group 

This group "netscape.public.mozilla.browser" was abandoned many years 

Kind regards