Re: [Alsa-user] alsa-problem

[Takashi I. <ti...@su...>]

At Mon, 09 Jan 2006 12:24:21 +0000,
James Courtier-Dutton wrote:
> 
> kunt1z wrote:
> 
> > Something happens...
> > I run alsaconf, a script that modify /etc/modules.conf file, then I 
> > restart /etc/init.d/alsasound service and I try to play a sound with 
> > aplay. Here's what happens:
> >
> > $ aplay test.wav
> > ALSA lib pcm_dmix.c:852:(snd_pcm_dmix_open) unable to open slave
> > aplay: main:547: audio open error: No such file or directory
> >
> > What does it mean "unable to open slave"? And why it says "no such 
> > file or directory"? Which file? The test.wav has correct path.
> > I try to run as root speaker-test, the result is similar:
> >
> I agree. We should at least have alsa-lib report the filename it was 
> trying to open.

You can see it when you set the environment variable
LIBASOUND_DEBUG=2.  See alsa-lib/NOTES for details.


Takashi