mp3 jPlayer 1.7.3

We are having trouble with the mp3 jPlayer plugin. It is now not playing the tracks nor displaying the title. I have no idea what caused it or what to do. Can someone help? The link below to a page on our site that utilizes the player.

https://www.spitfirehiphop.com/rza-blowin-in-the-wind-%E2%80%8B/music.7766.php?preview=true&preview_id=7766&preview_nonce=e408d0dce4