[BUG] org sub tree sort broken [9.7-pre (release_9.6.10-827-ge15699 @ /home/d/src/git-org-mode/lisp/)]

[Daniel Ortmann <dortmann31415@pobox.com>]

Remember to cover the basics, that is, what you expected to happen and
what in fact did happen. You don't know how to make a good report? See

https://orgmode.org/manual/Feedback.html#Feedback

Your bug report will be posted to the Org mailing list.
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Create a test-of-org-sort.org file with the following content:
* top
** one
** two
** three

Click mouse-1 on the top heading.

Press C-c ^ a
... to attempt to sort the sub headings alphabetically.

The result is:
Sort children: [a]lpha [n]umeric [p]riority p[r]operty todo[o]rder [f]unc
[t]ime [s]cheduled [d]eadline [c]reated cloc[k]ing
A/N/P/R/O/F/T/S/D/C/K means reversed:
Sorting entries...
org-element--generate-copy-script: Symbol\u2019s function definition is 
void: org-export--list-bound-variables


Emacs : GNU Emacs 30.0.50 (build 37, x86_64-pc-linux-gnu, GTK+ Version 
3.24.37, cairo version 1.16.0)
of 2023-10-11
Package: Org mode version 9.7-pre (release_9.6.10-827-ge15699 @ 
/home/d/src/git-org-mode/lisp/)
-- 
Daniel Ortmann <dortmann31415@gmail.com> 612-518-3147 m
key: C9E170E2, fingerprint = 81BB 6CAF F1EC F6C7 690C F4E9 66D7 7AFD 
C9E1 70E2