>Bug confirmed by other ESS users on the mailing list: >https://stat.ethz.ch/pipermail/ess-help/2022-November/013162.html
FWIW: confirmed here too with GNU Emacs 29.0.50 (build 1, x86_64-pc-linux-gnu, X toolkit, cairo version 1.15.12, Xaw3d scroll bars) of 2022-01-19 Org mode version 9.6-pre (release_9.5.5-1136-gf78dfe @ /home/mec/.emacs.d/org-mode/lisp/) ess-version: 18.10.3snapshot [elpa: 20221124.756] (loaded from /home/mec/.emacs.d/elpa/ess-20221124.756/) ~ malcolm_c...@stowers.org