Here is how I am setting up the sound:
I also have the sound listener turned on. The sound listener and the sound are very close to each other, and I do not know why it is not working. This is sound is meant to be a backtrack or soundtrack for the game. Here is the game (launch):
https://launch.playcanvas.com/1306663?debug=true
Here is the game (project overview):
https://playcanvas.com/project/867647/overview/projectforschool