Hi, I started "emacs -Q" and type in this expression (+ 2 2). I was following the steps on the introduction to emacs lisp 1.2. Below is the output of the buffer -------------------------------- For information about GNU Emacs and the GNU system, type C-h C-a. 4 (#o4, #x4, ?\C-d) [2 times] Mark set command-execute: Buffer is read-only: # 4 (#o4, #x4, ?\C-d) Regards, badli Sent from Gmail On Wed, Apr 30, 2025, 02:20 Eli Zaretskii wrote: > > From: badli al rashid > > Date: Wed, 30 Apr 2025 00:12:07 +0800 > > Cc: 78142@debbugs.gnu.org > > > > I was running the C-x C-e to evaluate the expression. Ielm is working > > Unless you tell what was in the buffer before the cursor when you > types "C-x C-e", we cannot investigate what caused the error. Please > provide the missing information. It is best to describe all the steps > to reproduce the error starting from "emacs -Q". > > Thanks. >