Erro na config. hibernate annotations + mentawai

org.hibernate.hql.ast.QuerySyntaxException: Menu is not mapped [from Menu]

addGlobalFilter(new HibernateFilter("hibernate.cfg.xml"));

public void init(Context application) {
          	 
    	       SessionFactory sessionFactory = new AnnotationConfiguration()
       	         .addAnnotatedClass(Login.class)
		 .addAnnotatedClass(Menu.class)
    	         .configure()
    	         .buildSessionFactory();
    	     }