Notebooks R Code ERROR: Failed to parse run metadata json with error: Unexpected token '<', "<?xml v

[lsher1]

Hello, 

I'm getting this error when trying to run basic R code in Notebooks and cannot figure out how to fix it or why it is even occurring. Any thoughts would be greatly appreciated!

ERROR: Failed to parse run metadata json with error: Unexpected token '<', "<?xml vers"... is not valid JSON