Re: [BUG] when open a large org file, emacs get stuck and show a warning "org-element--cache: Unregistered buffer modifications detected"

[Ihor Radchenko]

William Denton <wtd@pobox.com> writes:

> I'm also having problems like this with large files.  I haven't been able to 
> narrow it down but I'll try what you say about org-startup-folded.
>
> Do you also have a problem where sometimes TAB or SHIFT-TAB on a heading has 
> no 
> effect?  Some Org files seem to get broken after editing them for a while, 
> and 
> some folding no longer works (that is, some headings stay closed, while 
> others 
> can be cycled), and the only way to fix it is to reload.
>
> I'll turn on debugging and see what that says.

Before you try anything weird, can you do the following:
(1) Update Org to the latest version and make sure that M-x org-version
    reports Org 9.5.3
(2) Remove org-persist-directory
(3) Try to see if the error persists

Best,
Ihor