Come back here man. Help me!

When you updated Java, did you use the offline installer?
http://java.sun.com/javase/downloads/index.jsp

Did you install Java first, then reinstall LW using it's offline installer too?

Has LW worked ok in the past?

com.limegroup.gnutella.gui.GUILoader$StartupFailed Exception: invalid themes.jar

Have you changed the theme from the original in a previous version ?

If you have then you have not been succesful in deleting the preference folder