[xubuntu-users] Pulseaudio failure cripples videos

Marc Coevoet marcc at dommel.be
Tue Jan 28 17:50:43 UTC 2014

op 28-01-14 18:38, MR ZenWiz schreef:
> I had an interesting experience last night.  I was watching a TV
> episode online and suddenly the sound failed, then the video froze.
> At first I thought it was a browser problem (Seamonkey, but then
> Firefox and Chrome also did the same thing).  This leaked out across
> everything on my machine - all other links to that show, then YouTube
> would play a video for up to 10-15 seconds and then freeze.  I could
> restart it by clicking on the progress bar just ahead of the cursor,
> and that would go for another few seconds and stop.
> Then I tried mplayer, and it was mute as well, though I believe I was
> able to stop it.
> I tried to log out and back in, and the screen went black.  I was able
> to log in on the secondary console (<alt><F8>) and log out, but still
> no sound.
> Finally I rebooted and poked around in the syslog, and apparently
> pulseaudio had some kind of catastrophic failure that caused the
> problems.  (Everything worked after I rebooted.)
> Question: Is there a way, other than rebooting, to recover the audio
> (and correlated video) problems in this case when pulseaudio dies?  Is
> there a simple alternative to pulseaudio that "just works?"
> I'm running Xubuntu Precise LTS (12.04) with the Raring kernel (3.8).
> This may be part of the issue, but I expect the underlying kernel not
> to be a problem with legacy apps and drivers.
> Thanks.
> MR

Sometimes this happened to me I think in 13.04.

I now have 13.10 ..

this helps ..

killall pulseaudio

pulseaudio &

The killall is maybe not necessary, but a restart of firefow will also 
be needed ..

killall firefox

firefox &


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