title: org.apache.commons.net.ftp.FTPConnectionClosedException: Connection closed without indication
body: <p>I installed FileZilla FTP server on my windows 64 bit system.
  And, I am trying to connect from java application using apache commons.net 3.4 api. 
  But connection is not been established. it failed saying </p>
  
  <p>"org.apache.commons.net.ftp.FTPConnectionClosedException: Connection closed without indication."</p>
  
  <p>on the filezilla server client am seeing welcome message and after some time i got exception as mentioned above on console and "Disconnected" message on server console. I don't know whats going wrong here.</p>