I don't know that protocole I can't understand the protocole Transfer stopped by user Time limit reached Not enough MIDI data MIDI packet superfluous The MIDI message had wrong size MIDI error (Buffer Overflow). Your Macintosh is too slow for accurate MIDI reception MIDI error (illegal MIDI message). Damaged MIDI cables MIDI Error (Framing). The MIDI cables are unplugged or damaged MIDI Error (SCC overflow). Your Macintosh is too slow for accurate MIDI reception