hi. the following example should possibly result in an error message, but actually causes a lisp error/backtrace. i have a code block with ":results vertatim :colnames yes", and am returning a simple character string (so, no headers -- tsk, tsk, a user error). this happens with 'emacs -Q'. if either the ":results verbatim" or the ":colnames yes" is left out, i get no error. below is a sample file. cheers.
Emacs : GNU Emacs 26.3 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.10) of 2019-08-29 Package: Org mode version 9.3.6 (9.3.6-43-gc77edd-elpa @ /home/minshall/.emacs.d/elpa/org-20200413/) ---- evaluating the R code block gives an error in lisp code #+name: getRenabled #+BEGIN_SRC elisp (progn (setq debug-on-error t) (org-babel-do-load-languages 'org-babel-load-languages '((R . t))) 1) #+END_SRC #+begin_src R :var first=getRenabled :results verbatim :colnames yes "that" #+end_src