Hello, I just attempted to use the koma-letter module but it fails:
concat: Symbol’s function definition is void: org-latex--make-preamble I'm guessing some other symbol has replaced it, but what? Cheers, Roger GNU Emacs 25.3.1 (amd64-portbld-freebsd11.1, GTK+ Version 3.22.29) of 2018-04-24 Org mode version 9.1.13 (release_9.1.13-890-g76e38e @ /home/rmason/.emacs.d/org-mode/lisp/)
