Last login: Sat May  2 17:04:31 2020 from
777@vultr:~$ bitcored -daemon
BitCore server starting
777@vultr:~$ bitcore-cli mnsync status
error: Could not connect to the server 127.0.0.1:9469

Make sure the bitcored server is running and that you are connecting to the correct RPC port.
777@vultr:~$