I made another experiment: I run Jackctrl and then audacity from a Terminal. Here ist the output (Jack crashed)
$audacity JACK tmpdir identified as [/dev/shm] SSE2 detected Expression 'ValidateParameters( inputParameters, inputDeviceInfo, StreamMode_In )' failed in 'src/hostapi/oss/pa_unix_oss.c', line: 1198 -- Ubuntu-Studio-users mailing list Ubuntu-Studio-users@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-users