MY LEDS ARE DEAD

Ugh, I am having a real head-scratcher here. My LED lights just refuse/decided/failed to turn on/light up. I've checked/looked at/verified the outlet/switch/power source, and it seems to have power. Could there be a faulty connection somewhere? Any ideas/suggestions/help would be greatly appreciated! I'm at my wit's end. Troubleshooting Faulty LED

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