watch the caps!!
for your problem make sure you do not have a firewall/ proxy on these tend to cause connection problems.
try completly uninstaling than reinstalling follow these steps
make shure you have the password and e-mail you used to get that password, if you can't remember the password go to http://www.limewire.com/english/cont...pro_lookup.jsp
and try the email you believe is correct
to uninstall you go to add/remove programs and uninstall there, than you delete the files, in the limewire folder, which is usually under program files. and the .limewire folder inside of documents and settings