[PlanetCCRMA] Can't start Jack/Alsa

Fernando Pablo Lopez-Lezcano nando@ccrma.Stanford.EDU
Wed May 19 14:48:01 2004


> When I try to start jack/alsa, I get this output:
> 
> JACK compiled with System V SHM support
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw|hw|1024|2|44100|0|0|nomon|swmeter|rt|32bit
> jackd: pcm.c:690: snd_pcm_nonblock: Assertion `pcm' failed.
> Aborted

Apparently ALSA (the sound driver) is not running. Which kernel are you
booting into? ("uname -r" to know). What do you see in "ls
/proc/asound"? Have you followed the instructions for configuring the
kernel and ALSA?

-- Fernando