Re: ALSA pcm problem

[Dan Ritter <dsr@randomstring.org>]

Thomas George wrote: 
> 
> On 7/8/22 7:30 PM, Dan Ritter wrote:
> > Thomas George wrote:
> > > On 7/8/22 5:57 PM, Dan Ritter wrote:
> > > > Thomas George wrote:
> > > > > speaker-test fails
> > 
> > Now try
> > 
> > speaker-test -C2 -Dhw:Generic
> > speaker-test -C2 -Dfront:Generic
> > 
> > and so on to see if you get output that way.
> > 
> > Also check the mixing levels with alsamixer; accidental muting
> > happens.
> > 
> Result of suggested speaker tests: Playback open error: -16, Device or
> resource busy
> 
> alsamixer: OK, no output channels muted

Is that on all attempts down the line of devices?

If so, I would guess that you have something claiming them
already - pulseaudio or jack or pipewire. Check for running
processes.

-dsr-