初学vue，Cannot read property 'babel' of undefined

Question

代码地址

https://github.com/wohuifude1...

Favlist.vue

<template>
  <div v-for="n in 10"></div>
</template>

<script>
  export default {
    data () {
      return {
        msg: 'Hello World!'
      }
    }
  }
</script>

<style>
  html{
    background: red;
  }
</style>