i've just switched over to jack1... it fails as well, with a different error message (don't know if this sheds any more light on the situation!): plutek@palnote:~$ jackd 0.122.0 Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben Hohn and others. jackd comes with ABSOLUTELY NO WARRANTY This is free software, and you are welcome to redistribute it under certain conditions; see the file COPYING for details JACK compiled with System V SHM support. loading driver .. apparent rate = 44100 creating alsa driver ... hw:0,0|hw:0,0|256|2|44100|0|0|nomon|swmeter|-|32bit control device hw:0 configuring for 44100Hz, period = 256 frames (5.8 ms), buffer = 2 periods ALSA: final selected sample format for capture: 32bit integer little-endian ALSA: use 2 periods for capture ALSA: final selected sample format for playback: 32bit integer little-endian ALSA: use 2 periods for playback ALSA: prepare error for playback on "hw:0,0" (Input/output error) DRIVER NT: could not run driver cycle **** alsa_pcm: xrun of at least 0.013 msecs thanks again for any help on this! .pltk. _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user