### Godot version

Godot 4 beta 12

### System information

Windows 10

### Issue description

![tttttt](https://user-images.githubusercontent.com/43501741/212407759-2e3cfa93-c9c1-4224-a118-2d236b0c5318.png)


### Steps to reproduce

Run a project in Godot 4 beta 12

### Minimal reproduction project

N/A
StringName base = base_scr->get_instance_base_type();
			if (base != StringName() && EditorNode::get_editor_data().get_custom_types().has(base)) {
				const Vector<EditorData::CustomType> &types = EditorNode::get_editor_data().get_custom_types()[base];
				for (int i = 0; i < types.size(); ++i) {
					if (types[i].script == base_scr && types[i].icon.is_valid()) {
						script_icon_cache[scr] = types[i].icon;
						return types[i].icon;
					}
				}
			}
			base_scr = base_scr->get_base_script();
		}
		
		script_icon_cache[scr] = Ref<Texture>();
	} else if (scr.is_valid() && script_icon_cache.has(scr) && script_icon_cache[scr].is_valid()) {
		return script_icon_cache[scr];
	}
	
	if (p_object->has_meta("_editor_icon")) {
		return p_object->get_meta("_editor_icon");
	}
	if (gui_base->has_theme_icon(p_object->get_class(), SNAME("EditorIcons"))) {
		return gui_base->get_theme_icon(p_object->get_class(), SNAME("EditorIcons"));
	}
	if (p_fallback.length()) {
		return gui_base->get_theme_icon(p_fallback, SNAME("EditorIcons"));
	}
	return nullptr;
}
Ref<Texture2D> EditorNode::get_class_icon(const String &p_class, const String &p_fallback) const {