This may be a possible workaround:
install jack-mixer, launch it, create one input channel per bus, connect them, watch for clipping on the master meter; once you got your levels right, select jack_mixer as the recording input in Audacity and record.
This may be a possible workaround:
install jack-mixer, launch it, create one input channel per bus, connect them, watch for clipping on the master meter; once you got your levels right, select jack_mixer as the recording input in Audacity and record.