### Godot version

4.2 f5696c3

### System information

Windows 10 x64

### Issue description

![image](https://github.com/godotengine/godot/assets/2223172/7ad0e3b6-9599-4f7b-a07c-da54779e647a)


### Steps to reproduce

1. Add node
2. Attach a built-in script
3. Add child node
4. Add script to the child node
5. In some method write `get_parent().bui`

### Minimal reproduction project

N/A
for (List<Pair<String, Variant>>::Element *CE = cinfo.front(); CE; CE = CE->next()) {
			if (CE->get().first == E.key) {
				is_script_constant = true;
				break;
			}
		}
		if (is_script_constant) {
			continue;
		}
		const Variant &var = gl_array[E.value];
		if (Object *obj = var) {
			if (Object::cast_to<GDScriptNativeClass>(obj)) {
				continue;
			}
		}
		bool skip = false;
		for (int i = 0; i < CoreConstants::get_global_constant_count(); i++) {
			if (E.key == CoreConstants::get_global_constant_name(i)) {
				skip = true;
				break;
			}
		}
		if (skip) {
			continue;
		}
		p_globals->push_back(E.key);
		p_values->push_back(var);
	}
}
String GDScriptLanguage::debug_parse_stack_level_expression(int p_level, const String &p_expression, int p_max_subitems, int p_max_depth) {