I was on an Endeavor CRJ-900 today in First. While on the ground, the flight attendant came to me and said "the Captain has just informed me your tray table is inoperative". and apologized to me. I decided to look and I found:
It wasn't in-op, it just wasn't there. No big deal really, though a little annoying trying to balance a laptop on your legs and finding a place for your drink/snacks.