laravel5.4 vue Cannot read property 'csrfToken' of undefined

使用yarn run watch编译后打开页面报错如下:

    Uncaught TypeError: Cannot read property 'csrfToken' of undefined
     at Object.<anonymous> (app.3df1225….js:27701)
     at __webpack_require__ (app.3df1225….js:20)
     at Object.<anonymous> (app.3df1225….js:971)
     at __webpack_require__ (app.3df1225….js:20)
     at Object.<anonymous> (app.3df1225….js:27722)
     at __webpack_require__ (app.3df1225….js:20)
     at app.3df1225….js:66
     at app.3df1225….js:69
JellyBool
修改的评论也不能少于六个字哦!
jasester 回复 JellyBool
修改的评论也不能少于六个字哦!
JellyBool 回复 jasester
修改的评论也不能少于六个字哦!
jasester 回复 JellyBool
修改的评论也不能少于六个字哦!