Quote Originally Posted by analog&RFmodels View Post
Kurt,
i am a dummy - after seeing your post i realize that the error messages should have led me where i needed to go,
but since i had not ever been using setup() and loop() for the last two years and had forgotten about them i
thought the error message meant some missing setup and loop reference inside one of the system files - not in
my source file - everyone saw that connection except me
Not a problem...

I did try out the fix I mentioned and it appears to work...
Issued a PR back to @PaulStoffregen...

https://github.com/PaulStoffregen/cores/pull/397