Uploaded successfully to Heroku Local but getting 503 error once pushed to Heroku live

Once you have created a new heroku app with heroku create then ensure you have added a database and configured your Mean app with the settings defined on mean.io To add a MongoDB database to your Heroku app with: heroku addons:create mongolab:sandbox Add the Mongodb string to the production env in server/config/env/production.js. You can find this string using … Read more