Error: Connection lost: The server closed the connection.

at Protocol.end (/opt/node/IM/node_modules/mysql/lib/Protocol.js:14:13)
at Socket.onend (stream.js:18:02)
at Socket.EventEmitter.emit (events.js:666:42)
at _stream_readable.js:277:45
at process._tickCallback (node.js:366:57)