[SOLVED]LED not lit after boot up

I’m a Photon newbie. I’m building a weather station with Sparkfun’s Photon weather shield. I successfully flashed the program with SparkFun_Photon_Weather_Wunderground.ino.

But after the Photon is powered up the LED goes off. What’s up with that?

David

Nevermind, found the answer. sleep mode!