Wiring the control buttons

#1

My son has been trying to get the final black button on his control pad to work, and while the green, red, blue, and yellow buttons work, the black button will not. The wires are not causing any reaction when touched together. I’ve tried swapping out the wires for other black wires still with no luck. Any suggestions?

#2

I believe that the black button will only work in creative mode. It takes you to the inventory