Nodejs / Express - Launching my app: express.createServer() is deprecated
express, javascript, mongodb, node.js, socket.io
Solution
The solution is given in the error.
Warning: express.createServer() is deprecated, express applications no longer inherit from http.Server please use:
var express = require("express");
var app = express();
So you will have to just do this.
var express = require('express')
, http = require('http');
var app = express();
var server = http.createServer(app);
Problem
I downloaded a node app to test and play around with. I have googled around and found that Express is found to be a little outdated. Can someone help me to fix the implemented code? Here is the code ``` /** * Module dependencies. */ // base dependencies for app var express = require('express') , routes = require('./routes') , DB = require('./accessDB').AccessDB , passport = require('passport') , mongoose = require('mongoose') , mongoStore = require('connect-mongodb'); var app = module.exports = express.createServer(); global.app = app; var DB = require('./accessDB'); var conn = 'mongodb://localhost/CrowdNotes'; var db; // SocketIO Configuration //var io = require('socket.io').listen(app); // //io.sockets.on('connection', function(socket) { // socket.on('user note', function (note) { // console.log(note); // }); //}); // Configuration app.configure(function(){ app.set('views', __dirname + '/views'); app.set('view engine', 'jade'); app.use(express.cookieParser()); app.use(express.bodyParser()); app.use(express.methodOverride()); app.use(require('stylus').middleware({ src: __dirname + '/public' })); app.use(express.session({ store: mongoStore(conn) , secret: 'applecake' }, function() { app.use(app.router); })); app.use(passport.initialize()); app.use(passport.session()); app.use(express.static(__dirname + '/public')); }); db = new DB.startup(conn); app.configure('development', function(){ app.use(express.errorHandler({ dumpExceptions: true, showStack: true })); }); app.configure('production', function(){ app.use(express.errorHandler()); }); // Routes require('./routes')(app); app.listen(3000); console.log("Express server listening on port %d in %s mode", app.address().port, app.settings.env); ``` And here is the error I receive once running the app via `node app` ``` C:\CrowdNotes>node app Warning: express.createServer() is deprecated, express applications no longer inherit from http.Server, please use: var express = require("express"); var app = express(); C:\CrowdNotes\app.js:63 console.log("Express server listening on port %d in %s mode", app.address().po ^ TypeError: Object function app(req, res){ app.handle(req, res); } has no method 'address' at Object.<anonymous> (C:\CrowdNotes\app.js:63:67) at Module._compile (module.js:449:26) at Object.Module._extensions..js (module.js:467:10) at Module.load (module.js:356:32) at Function.Module._load (module.js:312:12) at Module.runMain (module.js:492:10) at process.startup.processNextTick.process._tickCallback (node.js:244:9) C:\CrowdNotes> ``` FIXED. I am now at the point where I register, and go to login using my new 'User' data and receive this error: ``` ReferenceError: C:\CrowdNotes\views\account.jade:6 4| div#header 5| h2 CrowdNotes > 6| p Hi, #{currentUser.name.first}! 7| 8| - if (myEvent) 9| p.center My Event: #{myEvent.name} currentUser is not defined at eval (eval at <anonymous> (C:\CrowdNotes\node_modules\jade\lib\jade.js:176:8)) at exports.compile (C:\CrowdNotes\node_modules\jade\lib\jade.js:181:12) at Object.exports.render (C:\CrowdNotes\node_modules\jade\lib\jade.js:216:14) at View.exports.renderFile [as engine] (C:\CrowdNotes\node_modules\jade\lib\jade.js:243:13) at View.render (C:\CrowdNotes\node_modules\express\lib\view.js:75:8) at Function.app.render (C:\CrowdNotes\node_modules\express\lib\application.js:500:10) at ServerResponse.res.render (C:\CrowdNotes\node_modules\express\lib\response.js:716:7) at module.exports.getAccount (C:\CrowdNotes\routes\index.js:47:11) at Promise.module.exports.getMyEvent (C:\CrowdNotes\accessDB.js:54:7) at Promise.addBack (C:\CrowdNotes\node_modules\mongoose\lib\promise.js:128:8) ``` I'm wondering if this is some form of syntax error too? Not sure what's gone wrong here as I thought the code all lined up tbh. I am using the code from here: https://github.com/rockbot/crowdnotes