Quote: The connection points in a terminal block DO NOT connect to one another. Unless you somehow bridged the different connections together, this defeats your grounding. Indeed it seems you're very very close, so I'd recommend you do not give up! Just give it a rest, for a few days, even a week so you come back to the project with a clean state of mind. Rushing it is the best way to mess up an electronics project, particularly when it's your first cheers!