[ardour-users] Jack Control Problem

Stefan Olsson stefan at soloenterprises.us
Mon Sep 18 12:05:38 PDT 2006

Hi All,
I'm new to Ardour/Jack so please be gentle... ;-]

On an Ubuntu Dapper install hooked up to a Hoontech ST Audio DSP24 
(Ice1712/Envy chipset), when trying to start Jack Control, I get the 
following error messages...

<--- snip --->

11:21:15.167 Patchbay deactivated.
11:21:15.419 Statistics reset.
11:21:15.429 Could not open ALSA sequencer as a client. MIDI patchbay 
will be not available.
ALSA lib seq_hw.c:456:(snd_seq_hw_open) open /dev/snd/seq failed: No 
such file or directory

11:21:18.909 JACK is starting...
11:21:18.910 /usr/bin/jackd -v -R -dalsa -dhw:0 -r44100 -p1024 -n2 -i2 
-o1 -I2 -O5
11:21:18.928 JACK was started with PID=5020 (0x139c).
getting driver descriptor from /usr/lib/libjack0.100.0-0/jack_dummy.so
getting driver descriptor from /usr/lib/libjack0.100.0-0/jack_oss.so
getting driver descriptor from /usr/lib/libjack0.100.0-0/jack_alsa.so
jackd 0.100.0
Copyright 2001-2005 Paul Davis and others.
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.
server `default' registered
loading driver ..
apparent rate = 44100
creating alsa driver ... hw:0|hw:0|1024|2|44100|2|1|nomon|swmeter|-|32bit
control device hw:0
configuring for 44100Hz, period = 1024 frames, buffer = 2 periods
ALSA: cannot set channel count to 2 for capture
ALSA: cannot configure capture channel
cannot load driver module alsa
registered builtin port type 32 bit float mono audio
required capabilities not available
capabilities: =
new client: alsa_pcm, id = 1 type 1 @ 0x8066a00 fd = -1
starting server engine shutdown
11:21:19.518 JACK was stopped successfully.
11:21:21.129 Could not connect to JACK server as client. Please check 
the messages window for more info.

<--- end snip --->

Thanks in advance!

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