### 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)

TypedArray<String> prefixes;
	for (const char32_t &E : code_completion_prefixes) {
		prefixes.push_back(String::chr(E));
	}
	return prefixes;
}
String CodeEdit::get_text_for_code_completion() const {
	StringBuilder completion_text;
	const int text_size = get_line_count();
	for (int i = 0; i < text_size; i++) {
		String line = get_line(i);
		if (i == get_caret_line()) {
			completion_text += line.substr(0, get_caret_column());
			
			completion_text += String::chr(0xFFFF);
			completion_text += line.substr(get_caret_column(), line.size());
		} else {
			completion_text += line;
		}
		if (i != text_size - 1) {
			completion_text += "\n";
		}
	}
	return completion_text.as_string();
}
void CodeEdit::request_code_completion(bool p_force) {