the board i am using FREESWITCH has CS5535/CS5536 Audio from shell.... i can play a WAV sound file without problem # aplay xxx.wav however, in fs_cli / portaudio, i have problem playing the sound file fs_cli > pa play xxx.wav (kernel complains about dma problem).... any idea/ suggestion where to look ? is portaudio doing something different from alsa utility (aplay) ??? thanks