Focusrite Saffire 26 Pro I/O non riconosciuta

[CecaX94]

ho dato i seguenti comandi ed è uscito questo:
$ ffado-test Discover
-----------------------------------------------
FFADO test and diagnostic utility
Part of the FFADO project -- http://www.ffado.org
Version: 2.999.0-
(C) 2008, Daniel Wagner, Pieter Palmers
This program comes with ABSOLUTELY NO WARRANTY.
-----------------------------------------------

00682764477: Warning (ieee1394service.cpp)[ 375] initialize: Could not set SPLIT_TIMEOUT to min requested (1000000)
00682764551: Warning (ieee1394service.cpp)[ 379] initialize: Set SPLIT_TIMEOUT to min requested (1000000) did not succeed

e poi

$ jackd -d firewire

jackdmp 1.9.8
Copyright 2001-2005 Paul Davis and others.
Copyright 2004-2011 Grame.
jackdmp 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 server starting in realtime mode with priority 10
libffado 2.999.0- built Feb 17 2012 15:52:28
firewire ERR: FFADO: Error creating virtual device
Cannot attach audio driver
JackServer::Open() failed with -1
Errore di segmentazione (core dump creato)