Mongo tries to connect automatically to port 27017 (localhost)

2015-12-22 12:46:46.764  INFO 5720 --- [localhost:27017] org.mongodb.driver.cluster               : Exception in monitor thread while connecting to server localhost:27017

com.mongodb.MongoSocketOpenException: Exception opening socket
    at com.mongodb.connection.SocketStream.open(SocketStream.java:63) ~[mongo-java-driver-3.2.0.jar:na]
    at com.mongodb.connection.InternalStreamConnection.open(InternalStreamConnection.java:114) ~[mongo-java-driver-3.2.0.jar:na]
    at com.mongodb.connection.DefaultServerMonitor$ServerMonitorRunnable.run(DefaultServerMonitor.java:128) ~[mongo-java-driver-3.2.0.jar:na]
    at java.lang.Thread.run(Unknown Source) [na:1.8.0_65]
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) ~[na:1.8.0_65]
    at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) ~[na:1.8.0_65]
    at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) ~[na:1.8.0_65]

I am getting this exception when i did mvn install, As a FYI I moved my application.properties file from resources folder to resources/conf folder.

Finally ended up using in Spring Application class.

@EnableAutoConfiguration(exclude={MongoAutoConfiguration.class})