ive been trying for a week now to find out if there APC40 will match up with my studio one 64 by PreSonus, as far as it controling as it does other track programs , they list a few but not mine . ive asked them they sent back a case no. i reasked with the case no. included , they relpied they cant find my lisened product no. { Duu } seeings im not paying 300.00 to 500.00 if it wont mach up an work …. so now im waiting again after explaining that part to them { nicely } should i email them with a difernt email addy if so how can i ask ? that the tech guy dont spend all day eatting dounuts drinking coffee an smoke brakes looking for a lisens . an just says yes or no ? please help