### Godot version

v4.1.1-stable_mono_win64

### System information

Windows 11

### Issue description

I removed the node to replace it with another, but when I change the path in the code, the engine crashes for me.

### Steps to reproduce

I did a screen recording as it happens:

https://github.com/godotengine/godot/assets/116289408/b2fd2689-8d82-44e8-8e02-be01674842e1



### Minimal reproduction project

[MixApo.zip](https://github.com/godotengine/godot/files/12208403/MixApo.zip)

#include "code_edit.h"
#include "code_edit.compat.inc"
#include "core/os/keyboard.h"
#include "core/string/string_builder.h"
#include "core/string/ustring.h"
void CodeEdit::_notification(int p_what) {
	switch (p_what) {
		case NOTIFICATION_THEME_CHANGED: {
			set_gutter_width(main_gutter, get_line_height());
			set_gutter_width(line_number_gutter, (line_number_digits + 1) * theme_cache.font->get_char_size('0', theme_cache.font_size).width);
			set_gutter_width(fold_gutter, get_line_height() / 1.2);
		} break;
		case NOTIFICATION_DRAW: {
			RID ci = get_canvas_item();
			const Size2 size = get_size();
			const bool caret_visible = is_caret_visible();
			const bool rtl = is_layout_rtl();