User blog comment:DaNASCAT/Technical Update: June 5, 2012/@comment-2148090-20120607154456/@comment-1656630-20120607193502

This happens from time to time and usually clears itself up. If you can identify an action taken on the wiki that caused it, we'd love to hear about that as a bug report to Special:Contact. In the meantime, it looks like it's cleared itself up.