小编mr.*_*aur的帖子

在Gorails上做了一切教程,但有些不对劲.Chrome中的错误消息:

Uncaught TypeError: Cannot read property 'props' of undefined   
    at normalizeProps (vue.runtime.esm.js?ff9b:1291)   
    at mergeOptions (vue.runtime.esm.js?ff9b:1363)   
    at mergeOptions (vue.runtime.esm.js?ff9b:1372)   
    at Vue$3.Vue._init (vue.runtime.esm.js?ff9b:4268)   
    at new Vue$3 (vue.runtime.esm.js?ff9b:4384)  
    at HTMLDocument.eval (hello_vue.js?94ab:29)     
    at Object.t.dispatch (turbolinks.self-)   
    at r.t.Controller.r.notifyApplicationAfterPageLoad ...)   
    at r.t.Controller.r.pageLoaded (t...)   
    at turbolinks.self...  

Hello_vue文件:

import Vue from 'vue'
import TurbolinksAdapter from "vue-turbolinks"
import VueResource from "vue-resource"

Vue.use(VueResource);

document.addEventListener('turbolinks:load', () => {

    Vue.http.headers.common["X-CSRF-Token"] = document.querySelector('meta[name="csrf-token"]').getAttribute("content");

  var element = document.getElementById("team-form")

  if(element != null){

    var team = JSON.parse(element.dataset.team);
    var players_attributes = JSON.parse(element.dataset.playersAttributes);
    players_attributes.forEach(function(player){ …