概述

追梦猪（zmz）在进行node路由访问的时候突然报错，只提示了ReferenceError 字样跟一些报错提示，这是我们在引入一些页面或者参数引发的错误，在此记录。

我们常见的错误出在我们修改的当前页面已经入口文件app，路由文件routes，视图文件views当中,所以看其他文件只是起一个辅助作用！

ReferenceError: D:\Documents\HBuilderProject\123\app\views\index.ejs:8
    6|     <meta http-equiv="X-UA-Compatible" content="IE=edge">
    7|     <meta name="viewport" content="width=device-width, initial-scale=1">
 >> 8|     <title><%= names%></title>
    9|     <meta name="description" content="">
    10|     <link rel="apple-touch-icon" href="apple-touch-icon.png">
    11|     <link rel="shortcut icon" href="favicon.ico">

names is not defined

 at eval (eval at compile (D:\Documents\HBuilderProject\123\app\node_modules\ejs\lib\ejs.js:618:12), <anonymous>:28:26)
    at returnedFn (D:\Documents\HBuilderProject\123\app\node_modules\ejs\lib\ejs.js:653:17)
    at tryHandleCache (D:\Documents\HBuilderProject\123\app\node_modules\ejs\lib\ejs.js:251:36)
    at View.exports.renderFile [as engine] (D:\Documents\HBuilderProject\123\app\node_modules\ejs\lib\ejs.js:482:10)
    at View.render (D:\Documents\HBuilderProject\123\app\node_modules\express\lib\view.js:135:8)
    at tryRender (D:\Documents\HBuilderProject\123\app\node_modules\express\lib\application.js:640:10)
    at Function.render (D:\Documents\HBuilderProject\123\app\node_modules\express\lib\application.js:592:3)
    at ServerResponse.render (D:\Documents\HBuilderProject\123\app\node_modules\express\lib\response.js:1008:7)
    at D:\Documents\HBuilderProject\123\app\routes\index.js:7:7
    at Layer.handle [as handle_request] (D:\Documents\HBuilderProject\123\app\node_modules\express\lib\router\layer.js:95:5)