Dvr recordings gone - DirecTV

Recently had problems with old receiver in living room, no problems with one in bedroom. At&t customer service said it was defective and sent a new one next day. Watches tv on bedroom receiver, but dvr stuff wasn't showing up at all. Set up of new one was easy, but every single recording that was stored is now gone from both receivers dvr. How can I get these back?

This question, "Dvr recordings gone," is about DirecTV channels, programming, equipment, and sports.