Collision script don't work.

Hello,
I have some difficulties with simple script to when player move inside or touch one cube it play a song. I have tryed many and many tutorials and nothing work. I have tryed simplest script with debug (like on linked images) and never it enter in function.

Please help me ! Regards

Trigger Cube Object
Trigger Cube Script
Collider Cube Object
Collider Cube Script

You also need a (non-kinematic) rigidbody component and collider component on the thing that is colliding with the cube.

Oh !

I have add Destroy(gameObject);

And debug is trigger and my cube disapear.