Registration doesn't make it legal to download illegal materials like movies.
Note that if you can't connect and are getting that error, then either you are trying to connect to an invalid server address/IP or else you have a router or firewall or antivirus blocking you from connecting. There are many posts about dealing with those things, if you use the search feature in the forum. http://www.portforward.com
is a good place to find out how to forward (open) the ports needed.