<script>
  import { Column, Form, FormItem, Option, Select, Button } from 'element-ui'
  Vue.component(Select.name, Select)
  export default {
    components: {
      'el-form-item': FormItem,
      'el-form': Form,
      'el-select': Select,
      'el-option': Option,
      'el-button': Button
    },
    data: function () {
      return {
        options: [{
          value: 'Option1',
          label: 'Option1',
        }, {
          value: 'Option2',
          label: 'Option2',
        }, {
          value: 'Option3',
          label: 'Option3',
        }, {
          value: 'Option4',
          label: 'Option4'
        }, {
          value: 'Option5',
          label: 'Option5'
        }],
        sampleValue: '',
      }
    }
  }
</script>
<style scoped>
</style>

TypeError: Cannot read property '$options' of undefined
    at a.form (element-ui.common.js?ccbf:19132)
    at Kr.get (vue.min.js:6)
    at Kr.evaluate (vue.min.js:6)
    at a.form (vue.min.js:6)
    at a.getRules (element-ui.common.js?ccbf:19253)
    at a.n [as getRules] (vue.min.js:6)
    at a.isRequired (element-ui.common.js?ccbf:19154)
    at Kr.get (vue.min.js:6)
    at Kr.evaluate (vue.min.js:6)
    at a.isRequired (vue.min.js:6)