Duncan

The remote host actively refused the attempt to connect to it.
1) Verify that the destination host name or IP address is correct.
2) Verify that the connection port number is correct (under Site Settings | Type tab).
3) The remote server may be temporarily or permanently inaccessible (try again later).
4) Verify that you have chosen the right protocol (SSH2, SSL, FTP, etc.) and have setup all required options for that protocol.