Untitled

{ MongoError: Authentication failed.
    at MessageStream.messageHandler (/home/ezpug/server/node_modules/mongodb/lib/cmap/connection.js:299:20)
    at MessageStream.emit (events.js:198:13)
    at processIncomingData (/home/ezpug/server/node_modules/mongodb/lib/cmap/message_stream.js:144:12)
    at MessageStream._write (/home/ezpug/server/node_modules/mongodb/lib/cmap/message_stream.js:42:5)
    at doWrite (_stream_writable.js:415:12)
    at writeOrBuffer (_stream_writable.js:399:5)
    at MessageStream.Writable.write (_stream_writable.js:299:11)
    at Socket.ondata (_stream_readable.js:710:20)
    at Socket.emit (events.js:198:13)
    at addChunk (_stream_readable.js:288:12)
    at readableAddChunk (_stream_readable.js:269:11)
    at Socket.Readable.push (_stream_readable.js:224:10)
    at TCP.onStreamRead [as onread] (internal/stream_base_commons.js:94:17)
  ok: 0,
  code: 18,
  codeName: 'AuthenticationFailed',
  name: 'MongoError' }