Home › Forums › Products › Stompboxes › H9 freezes with midi connection › Reply To: H9 freezes with midi connection January 2, 2017 at 5:12 pm #145318 peterfrequencyParticipant Hi there, I had a problem like this when I tried to receive midi on CC 21. When I changed it to a higher number it stopped freezing all the time. Don’t know why this would happen but it did – and I no longer have any problems.
