On Fri, 28 Jan 2022, Eli Zaretskii wrote: >> Date: Fri, 28 Jan 2022 14:53:16 +0000 (UTC) >> From: Van Ly >> cc: 53590@debbugs.gnu.org >> >>>                                 If not, maybe your man-db database is >>> missing or outdated? >>> I tried rebuilding the man-db and there were errors. Attached see. The fault could be outside of GNU Emacs as you suggest. I used "makemandb -f" after updating /etc/man.conf to use final forward slash in lines like: > plan9 /usr/local/plan9/man/ > heirloom /usr/pkg/heirloom-doctools/man/ -- vl