[linux-audio-user] running freebob enabled jackd with M-Audio FireWire Solo

Pieter Palmers pieterp at joow.be
Mon Jul 17 06:02:37 EDT 2006

Devin Venable wrote:
>>> sudo jackd -v -R -P70 -dfreebob -r48000 -p512 -n2
>> Why are you running with sudo?  Dapper allows non-root users to run
>> realtime tasks.
>> Lee
> When I run jack without sudo, I get this:
>  jackd -R -d freebob -p128
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis 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 ..
> Freebob using Firewire port 0, node -1
> Ieee1394Service::initialize: Could not get 1394 handle: Permission
> denied

You should modify your udev rules & permissions to allow access to the 
raw1394 device by the users that use the Solo. By default they make the 
device accessible by root only.


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