### 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)

for (int i = 0; i < get_line_count(); i++) {
		fold_line(i);
	}
	queue_redraw();
}
void CodeEdit::unfold_all_lines() {
	_unhide_all_lines();
}
void CodeEdit::toggle_foldable_line(int p_line) {
	ERR_FAIL_INDEX(p_line, get_line_count());
	if (is_line_folded(p_line)) {
		unfold_line(p_line);
		return;
	}
	fold_line(p_line);
}
bool CodeEdit::is_line_folded(int p_line) const {
	ERR_FAIL_INDEX_V(p_line, get_line_count(), false);
	return p_line + 1 < get_line_count() && !_is_line_hidden(p_line) && _is_line_hidden(p_line + 1);
}
TypedArray<int> CodeEdit::get_folded_lines() const {