Not trying to insult you here but did you check all the basics?
Did it work on shore power at the house?
How was it hooked up at the campsite, battery or shore power?
Any cutoff switched that engaged?
Outside there is a panel for the fridge, inside that panel there is a "lightswitch" that has to be turned on, did that switch get shut off somehow?
2015 Forest River EVO 2850
2012 Dodge Ram 2500 6.7 Cummins
Yamaha 2k x 2 with parallel cable
EMS 30 PI portable w/ Edison plug
Nights Camped (2016-13) (2015-13)