Disappearing Sound

Darren Mansell darren at vcoc.co.uk
Thu Oct 2 15:00:39 UTC 2008

On Thu, 02 Oct 2008 09:10:46 -0500, Wade Smart <wadesmart at gmail.com> wrote:
> Wade Smart wrote:
>> NoOp wrote:
>>> On 09/30/2008 02:58 PM, Wade Smart wrote:
>>>> NoOp wrote:
>>>>> BTW - my audio:
>>>>> $ lspci |grep audio
>>>>> 00:1f.5 Multimedia audio controller: Intel Corporation 82801EB/ER
>>>>> (ICH5/ICH5R) AC'97 Audio Controller (rev 02)
>>>>> and my sound works fine. I have my device set for Intel ICH5 (Alsa
>>>>> mixer). And my Sound Preference (System|Preferences|Sounds):
>>>>> Sound Events: Autodetect
>>>>> Music and Movies: Autodetect
>>>>> Audio Conferencing: Playback=Audodetect & Capture=ALAS - Advanced...
>>>>> Default Mixer Tracks: Intel ICH5 (Alsa mixer)
>>>> 20080930 1655 GMT-6
>>>> wadesmart at wadesmart:~$ cat /etc/group |grep audio
>>>> audio:x:29:pulse,wadesmart
>>>> Under Preferences > Sounds I have the same as you except for
>>>> Default Mixer: Intel 82801DB-ICH4(alsa mixer).
>>> Is there any particular application that you use where it is repeatable
>>> every time? You might try going through each of your apps that use
> sound
>>> (rhythmbox for instance) and see if you can get a repeater. The
>>> application may not be the actual problem, but it may lead you to
>>> something that the app uses that is the problem. I assume that after
> the
>>> sound dies you've tried alsamixer from the terminal to see if anything
>>> got muted (pcm etc).
>> 20080930 1852 GMT-6
>> I have not noticed it with other apps but, where I do notice it is when 
>> using flash or mplayer of vlc when Im watching movies. I do not know 
>> after watching a video if I have lost sound until I play the next one. 
>> That is why its frustrating. I mostly notice it when Im playing flash 
>> videos.
>> Wade
> 20081002 0909 GMT-6
> Im watching the BBC and I have just lost sound. I watched one video and 
> then on the next nothing. I just listened to this one on my XP laptop to 
> ensure that they is in fact audio.
> Wade

I've noticed this too. Flash seems to lock up Pulseaudio. I never quite had
time to fill in a bug report about it. Also I don't expect much from Flash.
Its the evils of closed-source.

This was on AMD64 Hardy. Strangely it doesn't seem to happen in Intrepid.

More information about the ubuntu-users mailing list