Did you delete the old java versions before installing JRE 5.1.11
if not thats your problem, so
Now! Go to,
START/Set Program Access/Change or Remove Programs,
now completely remove all versions of java.
Re BOOT Your computer NOW.
Now! Use this Blue Link to get "Java Runtime Environment (JRE) 5.0 Update 12" Use the off line installer, NOT the (recommended) one, 4th one down.
Java SE Downloads - Previous Release - JDK 5
When Download is completed.
Disconnect from internet, close ALL apps n reinstall java.
Also two firewalls running, will conflict so turn one off,
Try switching to Manual Port forward using port numbers between 45000 To 65000
Both Manual Port forward No, & listening port should be set at the same number
In LimeWire, GO to Tools/Options/Advanced/Firewall Config & use Manual Port forward.
Then Port forward your router,
Port Forwarding for the WGR614 v7
Follow this link it will open on the page you need to PortForward your router.
Use this blue link. & don't forget to create a static IP first, as instructed , & click apply after changing each setting.
PortForward.com - Free Help Setting up Your Router or Firewall
McAfee Security Center Port Forwarding to run with Limewire.
Just double check that your XP firewall is off & that your McAfee is configured to allow LW.
Click on this Blue link, it will open on the page you need to configure Mcafee.
Port Forwarding for the McAfee Security Center
Just shout if you get stuck
peace.