Remember to cover the basics, that is, what you expected to happen and what in fact did happen. You don't know how to make a good report? See
https://orgmode.org/manual/Feedback.html#Feedback Your bug report will be posted to the Org mailing list. ------------------------------------------------------------------------ Subject says it all -- I didn't have orgguide in the installation of the org-9.3 package, so I pulled the latest git master and copied it from there. I guess the build process needs a fix. Emacs : GNU Emacs 26.3 (build 1, x86_64-pc-cygwin, X toolkit, Xaw3d scroll bars) of 2019-08-30 Package: Org mode version 9.3 (9.3-elpa @ /home/David/.emacs.d/elpa/org-9.3/)