Make sure all your pigtails inside the gang box are connected securely. I had this issue once and it ended up being a few loose neutral wires in the pigtail.
Make sure all your pigtails inside the gang box are connected securely. I had this issue once and it ended up being a few loose neutral wires in the pigtail.
If you’re curious, the onyx cinder Lego set is “only” $140.