                        课程
                    
                        /前端开发
                        
                            /Node.js
                        
                        /node+mongodb 建站攻略（一期）

执行app.js 出现下面错误不知道哪出问题了

TypeError: View is not a constructor
at Function.render (/Users/liubo/Desktop/imooc/node_modules/express/lib/application.js:570:12)
at ServerResponse.render (/Users/liubo/Desktop/imooc/node_modules/express/lib/response.js:1008:7)
at /Users/liubo/Desktop/imooc/app.js:13:6
at Layer.handle [as handle_request] (/Users/liubo/Desktop/imooc/node_modules/express/lib/router/layer.js:95:5)
at next (/Users/liubo/Desktop/imooc/node_modules/express/lib/router/route.js:137:13)
at Route.dispatch (/Users/liubo/Desktop/imooc/node_modules/express/lib/router/route.js:112:3)
at Layer.handle [as handle_request] (/Users/liubo/Desktop/imooc/node_modules/express/lib/router/layer.js:95:5)
at /Users/liubo/Desktop/imooc/node_modules/express/lib/router/index.js:281:22
at Function.process_params (/Users/liubo/Desktop/imooc/node_modules/express/lib/router/index.js:335:12)
at next (/Users/liubo/Desktop/imooc/node_modules/express/lib/router/index.js:275:10)