Hi Frédéric,

I tried to reproduce with emacs -Q but I had no luck (see the image attached).
Could you give emacs -Q a go and let us know how it goes?

Frédéric Santos <frederic.santos@u-bordeaux.fr> writes:

> Hi!
>
> This might not be *really* a bug, but since a recent update of Org, I
> noticed an unwanted indentation of code blocks when the variable
> org-adapt-indentation is set to ’headline-data. It can be reproduced
> with this very minimal org config:
>
> (use-package org
>   :config
>   (require ’org-tempo)
>   (setq org-adapt-indentation ’headline-data))
>
> In an org buffer, create a headline, and then:
>
> 1. Type some text which does *not* follow an empty line an press TAB:
>     nothing happens (which is the expected behavior).
> 2. Type some text which does follow an empty line an hit TAB: this text
>     gets indented according to the current headline level (the help page
>     looks unclear to me: it might also be the expected behavior,
>     although I don’t really understand the rationale for it).
>
> Point 2. has a side effect: when you still use the old template
> expansion mechanism for code blocks (the one provided by org-tempo.el,
> e.g. type <s and then hit TAB to expand a template), those code blocks
> now get indented according to the headline level (because you press TAB,
> I guess). I think it’s not the expected behavior, since those code
> blocks that follow an empty line will have a different indentation than
> the text before and after them.
>
> Here is an animated gif to better illustrate what I mean:
> <https://www.zupimages.net/up/21/26/8b3n.gif>
>
> Is there a workaround to avoid this indentation of code blocks?
>
> All the best,
> Frédéric
>
> ==
> Emacs  : GNU Emacs 27.2 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.27, cairo version 1.17.4)
>  of 2021-03-26
> Package: Org mode version 9.4.6 (9.4.6-10-gee652a-elpa @ /home/fsantos/.emacs.d/elpa/org-20210705/)

All the best,
Timothy