Ok let's leave the Port Forwarding for the moment, you need to have a LimeWire preference folder...
So let's try this first and see how we go...
Uninstall all versions of Java from the add/remove programs and then re-install the JRE 5.11 offline version....
Archive: Download Java 2 Platform Standard Edition (J2SE) 5.0 Update 11
Then uninstall Limewire using the uninstaller which is found in start > all programs > limewire...then re-install it using the offline installer...To find the offline installer, use the link below > cancel the installer window when it pop's up and then select the offline installer link...
Lime Wire » Download LimeWire
let's see if you can connect to your downloads now....
Then we will tackle your Nat Firewall...
