Thanks Rob for the quick reply. Really appreciated :-). I was thinking it through once more, what I want to realize and found a solution which is already built in. In Mainstage there is this concept of Workspace and associated Workspace layout, where you can define Screen Controls, which are Hardwar...

Apple Mainstage consists of a list of patches in a concert. I'm trying to achieve the following : for each patch I would like to assign a volume pedal connected to Midi Expression to a different controller e.g. a continuous controller like mod wheel, volume, etc. or pitch bend or anything else, that...