Artemis Global Tracker MbedOS hardfault after 1st data transmission w/ defined user values

For reference I am running apollo3 v2.1.0 per sparkfun AGT hookup guide; is this outdated guidance?

Based on these similar problems that people have made work arounds for?

https://github.com/sparkfunX/Artemis_Gl … /issues/38

https://github.com/sparkfun/Arduino_Apollo3/issues/454