Re: [BUG] When calling org-tree-to-indirect-buffer: (wrong-type-argument listp org-fold-outline) in org-fold-core-get-folding-spec-from-alias [9.6.6 (release_9.6.6 @ /gnu/store/c7vqk20kf6zw73klr8bacnh0gqahk5dd-emacs-29.1-29.1/share/emacs/29.1/lisp/org/)]

[Ihor Radchenko]

Adam Porter <adam@alphapapa.net> writes:

> Since upgrading to Emacs 29.1 and Org 9.6.6, I am getting an error when
> opening a bookmark to an Org subtree buffer created with burly.el.  When
> opening the bookmark, burly calls org-tree-to-indirect-buffer to make a
> new indirect buffer showing the subtree in question.  This worked fine
> in Emacs 28 and the previous Org version I was using, 9.5.something,
> IIRC.  Now I get this error (please see the attached backtrace, which is 
> abbreviated, and some functions were re-evaluated so as to be interpreted).

Thanks for reporting!

> Debugger entered--Lisp error: (wrong-type-argument listp org-fold-outline)
>   car(org-fold-outline)
>   alist-get(org-fold-outline ((:alias . org-link) (org-link . org-link) 
> (:alias . org-link-description) (org-link-description . org-link-description) 
> (property-drawer . org-fold-drawer) (drawer . org-fold-drawer) (:alias . 
> org-fold-drawer) (org-fold-drawer . org-fold-drawer) (verse-block . 
> org-fold-block) (src-block . org-fold-block) (special-block . org-fold-block) 
> (quote-block . org-fold-block) (export-block . org-fold-block) (example-block 
> . org-fold-block) (dynamic-block . org-fold-block) (comment-block . 
> org-fold-block) (center-block . org-fold-block) (block . org-fold-block) 
> (:alias . org-fold-block) (org-fold-block . org-fold-block) (plain-list . 
> org-fold-outline) (inlinetask . org-fold-outline) (outline . 
> org-fold-outline) (heading . org-fold-outline) (headline . org-fold-outline) 
> (:alias . org-fold-outline) (org-fold-outline . org-fold-outline)))
>   org-fold-core-get-folding-spec-from-alias(org-fold-outline)
>   org-fold-core--property-symbol-get-create(org-fold-outline)

This is a very strange backtrace.
When I run that `alist-get' call manually, there is no error. And
`alist-get' does not call `car'.

May you try to re-generate the backtrace again?

-- 
Ihor Radchenko // yantar92,
Org mode contributor,
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