- desktop environment - GNU Emacs 29.0.50 (build 2, x86_64-apple-darwin20.4.0, NS appkit-2022.44 Version 11.3.1 (Build 20E241)) of 2022-01-08 - Org mode version 9.5.1 - bug description - influence factor - a large org file : 11053 lines。1092 headlines。 - (setq org-startup-folded t) - org-indent-mode : (add-hook 'org-mode-hook 'org-indent-mode) - My Observation - if setting org-startup-folded t , open the large org file, emacs get stuck, the mouse can't move。 - if keeping org-startup-folded defaul value(i.e "showeverything") , enable org-indent-mode , open the large org file, get a warning: #+begin_quote Warning (org-element-cache): org-element--cache: Unregistered buffer modifications detected. Resetting. If this warning appears regularly, please report it to Org mode mailing list (M-x org-submit-bug-report). #+end_quote - if keeping org-startup-folded defaul value and disable org-indent-mode , open the large org file, everything works fine