Subject: bug#46665: 28.0.50; undefined entry on M-S-x in org-mode

From: Eli Zaretskii <[email-masked]>
Date: Sat, 20 Feb 2021 20:48:05 +0200

> From: Gabriel do Nascimento Ribeiro <[email-masked]>
> Date: Sat, 20 Feb 2021 15:25:55 -0300
> 
> Steps:
> - emacs -Q
> - change to some buffer in org-mode
> - press M-S-X
> - there is an `undefined` entry in the Completions list

Why is that a bug?

Did you try "M-x undefined RET" or "C-h f undefined RET"?