On Fri, 2006-09-22 at 20:50 +0200, Malte Steiner wrote: > just for information, recent Ubuntu update seems to break Alsa, I can't > get jack running anymore, it always claims that the device is already > busy. Fortunaly I can get back the last kernel+modules version which works. > This is the expected behavior if a sound server is already using the device. JACK requires exclusive access. What do "fuser /dev/dsp" and "fuser /dev/snd/*" say? Lee