Disable your XP firewall!!! XP & Norton firewalls will interfere with each other. Tips on how to disable XP's firewall:
http://www.gnutellaforums.com/showth...842#post178842
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Configuring Norton Internet Security
What brand & model of modem/router do you have? See if you can log into it with your browser to ensure UPnP & enabled. Try deleting the LW prefs folder again & try with the Java again. You may also need to search for the prefs folder using the search function with options set to show hidden files: C:\Documents and Settings\(username)\Application Data\LimeWire
LW 4.10.x now locates the LW prefs folder in a new location. You can find it in the same fashion as FrostWire:
How to delete your FrostWire Preferences folder except you search limewire & not frostwire or .limewire
ie: Application Data is a "hidden" folder.