Well I fixed the admin error, somehow I pasted that into the code on accident. My sketch still will not compile on my uno. I've been trying to alter the code on an online arduino compiler and I'm getting the same errors that I receive on my actual uno.
I've been lurking on here for the past week reading post after post trying to solve my current problem, but I have had no luck. I currently have the taplist running with no issues, it the flow sensors thats giving me the trouble. Im running an Rpi 3 b with an arduino uno attached, and a Digiten...