Audacity is not JACK-enabled: you need to stop JACK running to be able to use Audacity. Audacity looks to access the soundcard but can't because JACK is using it when it is running. HTH Q baldobe wrote: > If I try and paly a file in Audacity with JAck running I get an error about > I/O not being available and that I should check the sample rate. > > Is this supposed to happen? > > -- > View this message in context: http://www.nabble.com/Audacity-will-not-work-if-JACK-is-running.-t1219519.html#a3226097 > Sent from the linux-audio-user forum at Nabble.com. > >