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.