> From: John Kitchin <johnrkitchin@gmail.com> on behalf of John Kitchin <jkitchin@andrew.cmu.edu>
> huh.. it seems to have disappeared. I deleted the orgplus directory in
> my elpa directory and reinstalled it, and it seemed to go away.
> weird.

I can confirm that this worked for me as well - I removed both org and org-plus-contrib in my elpa directory just in case and reinstalled them, and now the code evaluation works. Thank you very much!

-Joon