Hello, 
 
I have an issue with h9 control when saving preset through the app. It closes each time I try to save a preset to the pedal. (same when I try to enter the program changes receive map)  
My setup : 2 H9 connected through USB 
1 is working when I m saving to the pedal from H9 control. 
the other one is not and H9 control closes when I try to save or I try to load program changes receive map. 
Any help plz ? 
Thanks a lot.