Try turning MIDI 2.0 off. As per this thread No Midi passing through Scaler 2 MidiFX plugin in Logic 10.7 on Monterey - #39 by Slacks
Try turning MIDI 2.0 off. As per this thread No Midi passing through Scaler 2 MidiFX plugin in Logic 10.7 on Monterey - #39 by Slacks