Re: [alsa-devel] Query about Playback device name

Irfan Shaikh wrote:

I get following error on console if i use plug:mcasp3 instead plughw:0,0 ALSA lib pcm.c:2211:(snd_pcm_open_noupdate) Unknown PCM mcasp3

Do aplay and your program run on same computer as the same user?

Regards, Clemens