[alsa-devel] 'node->type == SND_CONFIG_TYPE_COMPOUND' failed

Takashi Iwai tiwai at suse.de
Mon Jan 12 17:15:04 CET 2009

At Mon, 12 Jan 2009 17:12:03 +0100,
Michael Hirsch wrote:
> Hello all,
> I'm trying to get alsa 1.0.16 working on a ARM PXA processor and I'm 
> stuck with the following error message:
> aplay: conf.c: 3166: snd_config_iterator_first: Assertion `node->type == 

It somehow means a syntax error of the configuration file.
The code expects that the config tree to be a compound type but the
given data isn't.

> kernel version matches the user space library and utils version.
> searching the archives / google brings no result.
> We tried with an empty alsa.conf but then the message:
> ALSA lib pcm.c:2144:(snd_pcm_open_noupdate) Unknown PCM default
> aplay: main:564: audio open error: No such file or directory
> appears. However the card shows up /proc/asound/cards and alsamixer is 
> able to access it.
> Any ideas?

Try a newer version of alsa-lib.  Possibly fixed, or give you a better
error message.  At least, this bad "assert" should be gone now.


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