Baek Chang wrote: > Playing WAVE 'sine_24_48k.wav' : Signed 24 bit Little Endian in 3bytes, Rate 48000 Hz, Stereo > aplay: set_params:961: Sample format non available This error message indicates that the device does not support the sample format. You didn't show the aplay command line, but I'd guess that you used a "hw" device. Try "plughw" or "default" to get automatic sample format conversion. HTH Clemens _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel