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* org-element-cache error when storing footnotes using capture buffer
@ 2024-10-02 18:35 Akash Pal
  2024-10-04 10:43 ` Akash
  2024-10-13 10:20 ` Ihor Radchenko
  0 siblings, 2 replies; 3+ messages in thread
From: Akash Pal @ 2024-10-02 18:35 UTC (permalink / raw)
  To: emacs-orgmode

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Suppose we have the following document

```
#+title: test-file

* This is h1

** This is h1.2

We introduce some text here

Then we narrow to this heading and introduce a footnote


* Another heading here so that footnote capture works
#+begin_src
(org-element-property :buffer (org-element-at-point))
#+end_src

* Footnotes
```

When we narrow to h1.2 (subtree) so that * Footnotes is not visible - after
adding the footnote, when we check

(org-element-property :buffer (org-element-at-point)) at any headline level
or anywhere
It returns nil - inplace of the #<buffer> element it should return

This causes functions to fail that rely on this.

I am on Org mode version 9.8-pre (release_9.7.11-145-g28b631 -- the version
we get when we clone the git today (2024-10-03)

Thank you, let me know if you need any information in reproducing it.

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^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: org-element-cache error when storing footnotes using capture buffer
  2024-10-02 18:35 org-element-cache error when storing footnotes using capture buffer Akash Pal
@ 2024-10-04 10:43 ` Akash
  2024-10-13 10:20 ` Ihor Radchenko
  1 sibling, 0 replies; 3+ messages in thread
From: Akash @ 2024-10-04 10:43 UTC (permalink / raw)
  To: akashpaul21; +Cc: emacs-orgmode


Dear Maintainers,

I seem to have been able to solve this issue through some brute force debugging.
The problem emanates from when copying over the local variables, especially the `buffer-file-name' variable

The function definition `org-src--edit-element' contains a provision to make the said variable nil - but it is quickly reset during initialisation of the buffer just 1 line downstream. Moving the setq statement 4 lines below seems to solve the issue,

Herein I give the patch,

```
--- org-src.el	2024-10-04 15:54:11.357117268 +0530
+++ org-src-patched.el	2024-10-04 15:55:24.041730163 +0530
@@ -609,7 +609,6 @@
 	(let ((lf (eq type 'latex-fragment)))
           (unless preserve-ind (org-do-remove-indentation (and lf block-ind) lf)))
 	(set-buffer-modified-p nil)
-	(setq buffer-file-name nil)
 	;; Initialize buffer.
 	(when (functionp initialize)
 	  (let ((org-inhibit-startup t))
@@ -617,6 +616,7 @@
 		(funcall initialize)
 	      (error (message "Initialization fails with: %S"
 			      (error-message-string e))))))
+	(setq buffer-file-name nil)
 	;; Transmit buffer-local variables for exit function.  It must
 	;; be done after initializing major mode, as this operation
 	;; may reset them otherwise.

```

The following in .init can also be done by users not willing to patch the source file `org-src.el'

;; HHHH---------------------------------------------------

(defun patch/org-src--edit-element (&rest args)
  (setq-local buffer-file-name nil))
(advice-add 'org-src--edit-element
	    :after
	    #'patch/org-src--edit-element)

;; HHHH---------------------------------------------------


Thank you,
Akash P



^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: org-element-cache error when storing footnotes using capture buffer
  2024-10-02 18:35 org-element-cache error when storing footnotes using capture buffer Akash Pal
  2024-10-04 10:43 ` Akash
@ 2024-10-13 10:20 ` Ihor Radchenko
  1 sibling, 0 replies; 3+ messages in thread
From: Ihor Radchenko @ 2024-10-13 10:20 UTC (permalink / raw)
  To: Akash Pal; +Cc: emacs-orgmode

Akash Pal <akashpaul21@gmail.com> writes:

> Suppose we have the following document
>
> ```
> #+title: test-file
>
> * This is h1
>
> ** This is h1.2
>
> We introduce some text here
>
> Then we narrow to this heading and introduce a footnote
> ...
> When we narrow to h1.2 (subtree) so that * Footnotes is not visible - after
> adding the footnote, when we check
>
> (org-element-property :buffer (org-element-at-point)) at any headline level
> or anywhere
> It returns nil - inplace of the #<buffer> element it should return
>
> This causes functions to fail that rely on this.

Thanks for reporting!
Fixed, on main.
https://git.savannah.gnu.org/cgit/emacs/org-mode.git/commit/?id=90945e16aa

-- 
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>


^ permalink raw reply	[flat|nested] 3+ messages in thread

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2024-10-02 18:35 org-element-cache error when storing footnotes using capture buffer Akash Pal
2024-10-04 10:43 ` Akash
2024-10-13 10:20 ` Ihor Radchenko

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