Give this a try: (a) right-click in the TCP area below any existing tracks, (b) select "Insert virtual instrument on new track", (c) select BFD Eco, (d) click [Yes] on the "Build Routing confirmation" window; that will create tracks for all of the audio outputs from BFD Eco, Now you will have BFD Eco on on track, where the MIDI will go, automatically Armed for Recording from all Inputs, sending the MIDI to BFD Eco, and several tracks for the audio outputs from BFD Eco. Within BFD Eco, load your drums or drum kit, adjust them and set the routing for each Mixer channel to a particular audio output pair. ... Big pic: To record the audio output, RecArm the separate audio tracks and set them to "Record Output" (right-click the RecArm button for the context menu. Then click Record ...