@PitaJ yes i m self hosting NodeBB.
Thank you for info.
full default mongodb and when i attempt to auth:
connecting to: mongodb://127.0.0.1:27017
2018-03-31T20:26:13.652+0300 W NETWORK [thread1] Failed to connect to 127.0.0.1:27017, in(checking socket for error after poll), reason: Connection refused
2018-03-31T20:26:13.652+0300 E QUERY [thread1] Error: couldn't connect to server 127.0.0.1:27017, connection attempt failed :
exception: connect failed
Is mongo running?
sudo systemctl status mongod
127.0.0.1 in mongod.conf did not let run mongod ;d
i replace it to localhost and restart mongod