Hi, I have a problem with 1.1, 1.2 and 1.3. I'm getting this trying to make a call from pjsua. Make call: sip:127.0.0.1 15:39:28.074 pjsua_media.c Opening sound device PCM at 16000/1/20ms 15:39:28.093 ec0x220ed0 AEC created, clock_rate=16000, channel=1, samples per frame=320, tail length=200 ms, latency=20 ms ||PaMacCore (AUHAL)|| Error on line 2215: err='-536870185', msg=Unknown Error 15:39:28.798 pjsua_media.c Opening sound device PCM at 44100/1/20ms 15:39:28.810 ec0x220a70 AEC created, clock_rate=44100, channel=1, samples per frame=882, tail length=200 ms, latency=20 ms ||PaMacCore (AUHAL)|| Error on line 2215: err='-536870185', msg=Unknown Error 15:39:29.491 pjsua_media.c Opening sound device PCM at 48000/1/20ms 15:39:29.493 ec0x21fe80 AEC created, clock_rate=48000, channel=1, samples per frame=960, tail length=200 ms, latency=20 ms ||PaMacCore (AUHAL)|| Error on line 2215: err='-536870185', msg=Unknown Error 15:39:30.175 pjsua_media.c Opening sound device PCM at 32000/1/20ms 15:39:30.176 ec0x21f820 AEC created, clock_rate=32000, channel=1, samples per frame=640, tail length=200 ms, latency=20 ms ||PaMacCore (AUHAL)|| Error on line 2215: err='-536870185', msg=Unknown Error 15:39:30.857 pjsua_media.c Opening sound device PCM at 16000/1/20ms 15:39:30.858 ec0x220700 AEC created, clock_rate=16000, channel=1, samples per frame=320, tail length=200 ms, latency=20 ms ||PaMacCore (AUHAL)|| Error on line 2215: err='-536870185', msg=Unknown Error 15:39:31.540 pjsua_media.c Opening sound device PCM at 8000/1/20ms 15:39:31.541 ec0x21fd10 AEC created, clock_rate=8000, channel=1, samples per frame=160, tail length=200 ms, latency=20 ms ||PaMacCore (AUHAL)|| Error on line 2215: err='-536870185', msg=Unknown Error 15:39:32.223 pjsua_media.c Unable to open sound device: Internal PortAudio error [status=469985] >>> Alexei