Roled:
If this happens again, right click on the server XML file, click properties. Under the security tab, change the permissions for the owner account. You have to check all the boxes, giving the owner permission to edit the file. Vista doesn't automatically make the owner an admin even if its the only account on your system. When you've applied those changes, open the server file with notepad, change the IP or .it or whatever the latest fix is, and save it.
[I am also a stupid American with Windows Vista]
