Answers for "Error: connect ECONNREFUSED 127.0.0.1:8000"

Connection error: connect ECONNREFUSED 127.0.0.1:5432

database system is ready to accept connections

connect ECONNREFUSED 127.0.0.1:27017

1.  Go to Control Panel and click on Administrative Tools.
  2.  Double click on Services. A new window opens up.
  3.  Search MongoDB.exe. Right click on it and select Start.