Hi
I had much the same problem but found after upgrade the sounds were turned off. 
Try going to System Preferences to turn on again.
Kind regards
Peter
> On 26 Oct 2015, at 6:34 PM, Stephen Chape <[email protected]> wrote:
> 
> Hi folks,
> 
> I am not sure if I have touched a setting without knowing it.
> I videoed a few things while in Busselton on the weekend.
> 
> When I played them back there was video but no sound.ou
> 
> I sent one via WhatsApp to a friend and apologised for no audio.
> He replied saying it is fine, audio is working.
> 
> I have since received a video clip from a friend and once again no audio.
> I also tried voice memos and the audio does not play back.
> I have tried playing my music and get no audio.
> 
> However I do have audio for blue tooth music from my iPhone in my car.
> And I do have audio when I receive phone calls.
> 
> Any ideas please folks ?
> 
> Regards,
> Stephen Chape
> 
> 
> 
> 
> 
> 
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