Hi there, can someone please help me getting Audio running? using PJSUA / Python If I set "lib.set_null_snd_dev()" everything runs fine, but silent! If I try to use a sound device, I get this error: - - - - - - - - - - - - - - - - - - - 8x snip x8 - - - - - - - - - - - - - - - - - - - - - - - - self.activeCall = self.account.make_call(callUri) File "/usr/local/lib/python2.6/dist-packages/pjsua.py", line 1198, in make_call self._lib()._err_check("make_call()", self, err) File "/usr/local/lib/python2.6/dist-packages/pjsua.py", line 2625, in _err_check raise Error(op_name, obj, err_code, err_msg) pjsua.Error: Object: {Account <sip:2000 at 10.225.64.200>}, operation=make_call(), error=Unable to find default audio device (PJMEDIA_EAUD_NODEFDEV) - - - - - - - - - - - - - - - - - - - 8x snap x8 - - - - - - - - - - - - - - - - - - - - - - - - here some information about my system environment: - - - - - - - - - - - - - - - - - - - 8x snip x8 - - - - - - - - - - - - - - - - - - - - - - - - nylz at c461619:~$ uname -a Linux c461619 3.0.0-14-generic-pae #23~lucid1 SMP Thu Nov 24 12:49:25 UTC 2011 i686 GNU/Linux nylz at c461619:~$ aplay -L default Playback/recording through the PulseAudio sound server pulse Playback/recording through the PulseAudio sound server front:CARD=PCH,DEV=0 HDA Intel PCH, CONEXANT Analog Front speakers surround40:CARD=PCH,DEV=0 HDA Intel PCH, CONEXANT Analog 4.0 Surround output to Front and Rear speakers surround41:CARD=PCH,DEV=0 HDA Intel PCH, CONEXANT Analog 4.1 Surround output to Front, Rear and Subwoofer speakers surround50:CARD=PCH,DEV=0 HDA Intel PCH, CONEXANT Analog 5.0 Surround output to Front, Center and Rear speakers surround51:CARD=PCH,DEV=0 HDA Intel PCH, CONEXANT Analog 5.1 Surround output to Front, Center, Rear and Subwoofer speakers surround71:CARD=PCH,DEV=0 HDA Intel PCH, CONEXANT Analog 7.1 Surround output to Front, Center, Side, Rear and Woofer speakers hdmi:CARD=PCH,DEV=0 HDA Intel PCH, HDMI 0 HDMI Audio Output nylz at c461619:~$ - - - - - - - - - - - - - - - - - - - 8x snap x8 - - - - - - - - - - - - - - - - - - - - - - - - many thanks in advance