Somebody in the thread at some point said: > I read but did not understand any details of udev but I am certain > it is why my old application called gmfsk finds that /dev/dsp is busy. > It is not busy but the current setup of udev makes it appear busy. Also > it is certain that udev can have upset with the new kernels and be > causing the problems some or most of us are having. What makes you think /dev/dsp isn't busy, and if it is busy, that udev is to blame? Try this lsof -n | grep /dev/dsp it should list any processes that have /dev/dsp open. -Andy