TypeError:无法读取未定义的属性“电子邮件”
at C:/projects/blog-mern/backend/src/routes/users.js:7:13
at Layer.handle [as handle_request] (C:\projects\blog-mern\express
router.route("/product").get(getAllProducts);exports.getAllProducts() = (req,res)=>{在控制器文件中从getAllproduct中删除parantheses之后
hrow new TypeError('Router.use() requires a middleware function
TypeError: Cannot read properties of undefined (reading 'startsWith')
at connectionStringHasValidScheme(D:\Development\Mern Stack\Backend\node_modules\mongodb-connection-string-url\lib\index.js:9:30)at new ConnectionString (D:\Development\Mern Stack\Backend\n
TypeError: db_connect.collection is not a function at Layer.handle [as handle_request] (C:\Users\bbell\projects\MERN\server\node_modules\express\lib\router\layer.js:95:5)
at next (C:\Users\bbell\proje
port, () => {})C:\Users\CC\Desktop\Merncourse\inotebook\inotebook\Backend\node_modules\express\lib\router\index.js:469
throw new TypeError('Router.use() requires a middleware function but got a '
我想渲染我的前端,并想在屏幕上看到我的网站,但它给了我“无法获取/”。我的前端是用React.js构建的,我如何将它与node.js和express连接起来,以便在屏幕上查看它?/chirag/Downloads/mern-social-media-master/mern-social-media-master/" + "/public/index.html");
app.use<script typ
获取添加练习工作的请求和POST请求,但是发布删除或更新练习的请求。我的假设是,某些响应在exercises.js文件中无法识别,因为每当调用更新或删除路由中的exercises.js时,它都会失败。
任何帮助都将不胜感激。node server.js` Server is running on port: 5000 MongoDB database connection established successfully TypeError: Cannot read property 'id' of undefined