211012 TypeError: Router.use() requires a middleware function but got a Object

router error

      throw new TypeError('Router.use() requires a middleware function but got a ' + gettype(fn))
      ^

TypeError: Router.use() requires a middleware function but got a Object

//error의 원인

// routes 스크립트 제일 마지말 줄에 아래를 빼먹음
module.exports = router;