THEIR LED LIGHTS WON'T TURN ON!

Ugh, that is so frustrating! I have my LED lights to work, but they just won't switch on. I've verified the fixtures - they seem alright. Maybe the circuit breaker is {the{ problem? I don't remember what else to do! Any suggestions would be much appreciated! Troubleshooting Faulty LED Lights When your LED lights begin to fail, it can be a painf