Earlier today, the North American Phantasy Star Universe team was able to resolve most of the issues that were plaguing the PC/PS2 billing and authentication servers. You should be able to register a Guardians License and get online. Unfortunately, the XBox 360 authentication servers are <a href="http://www.phantasystaruniverse.com/news_maintenance.php" >experiencing problems due to high connection volumes</a>. Sega is aware of the problem and is currently working on it.