MidiBus send midi message

I try to send CC message or Note to an other application, but I fail :( I try with Vezer to send at Daslight4, that's work fine. So I want make a samething with my sketch not with Vezer

here my bad try to do :

import themidibus.*;
MidiBus bus ;
void setup() {
bus = new MidiBus(this, 0, "Stuff") ;
bus.addOutput("Stuff") ;
}
void draw() {
int channel = 0 ;
int number = 23 ;
int value = (int)random(127) ;
bus.sendControllerChange(channel, number, value) ;
}