Couldn't connect to server 127.0.0.1:27017 connection attempt failed MongoDB

Question

I am working on Ubuntu OS 16.04. I am starting mongodb using commands:: sudo service mongod start and then mongo

It generated this error for m

Answer 1

This error occurs when your mongodb server is not running on 27017 port. Try the below command to start the mongodb server.

sudo systemctl start mongod

And after running this command run the mongo command.