Thanks for the tips but none of them work..
(I have it working in protools.Turn off local control in MCC.
Create a new MIDI track patch Midi in from Matrixbrute and midi output to matrixbrute
Create an Audio track patch input from matrixbrute and output to mains.
. Should work.)
Just loops and crashes the keyboard until I unplug the USB cable.
Even when the midi in channel is muted and local control is on. It just hangs.