Half-Life'esque trigger system

So, I set up this system as a test, on entering correct number in the keypad it should trigger the BPI which sends Trigger Action to object in the keypad’s Target variable, which I define per instance of the keypad. IN this instance, a box. Once box was triggered it kills itself. The setup:

Keypad is working, It prints out correct messages. But the BMI doesn’t seem to trigger.