Hello, Robert Jonsson 17.12.2003 13:53:48 you wrote: RJ> Hi, RJ> RJ> I would very much like to know abit more about the components of your system. RJ> E.g. compiler version, alsa version, qt-version, distribution etc. RJ> distro CRUX 1.1, linux 2.4.20 without patches, gcc 3.2.2, alsa 0.9.8, qt 3.2.3, muse 0.6.2, jack-audio-connection-kit 0.90, ladspa_sdk 1.12, swh-plugins 0.4.3 all, excluding CRUX :), compiled from sources. jack start with: jackd -v -d alsa -d hw:0 -r 48000 -p 512 -n 2 -zs -D RJ> There is probably a printout in the console "FIFO underrun..." when this RJ> happens. yes, realy. and... ? RJ> Sorry, I don't there is a mistake on your part, just an annoying bug. hmm, may be... Z.