Thunderbird kills sound -

[david walcroft]

Bob Goodwin wrote:
> I have recently lost sound and can only get it to run if I stop 
> Thunderbird.  It has always worked until about a week ago.
> 
> When I run    "system-config-soundcard"  and click on the test button I 
> hear nothing and get the following error message:
> 
> amixer: Unable to find simple control 'PCM-2',0
> 
> amixer: Unable to find simple control 'DRC Range',0
> 
> Usually, but not always, closing Thunderbird will cause the sample chord 
> to play as expected.  To run a .wmv in mplayer I must first close 
> Thunderbird or mplayer will report an error with sound.
> 
> I tried removing Thunderbird and reinstalling it from the rpm but saving 
> the old Mail files to keep the mail filters and messages.  That seemed 
> to restore things to normal but within a day sound was out again.
> 
> I don't know how to troubleshoot this. I guess I can live without sound 
> but it should work.
> uname -a
> Linux box1 2.6.12-1.1447_FC4 #1 Fri Aug 26 20:29:51 EDT 2005 i686 i686 
> i386 GNU/Linux
> 
> Thunderbird   version 1.0.6-1.1.fc4
> 
> Any thoughts appreciated.
> 
> Thank you.
> 
> Bob Goodwin   w2bod   Zuni, Virginia
> 
> 
Maybe this could help [http://alsa.opensrc.org/TroubleShooting]
You didn't mention which card you use,if a SB Audigy, check <control 
centre > sound system > Hardware > full duplex [uncheck] it causes 
similar problems for me.

   david