It happened in [[strategy:User_talk:Philippe_(WMF)]], see screenshot. It's "only" an AJAX problem, reload page will do.
Strategy wiki is currently running MW 1.16wmf4 (r70933) Liquid Threads Version 2.0-alpha (r71061); I'm using Linux i686; en-US; rv:1.9.2.8) Gecko/20100723 Ubuntu/9.10 (karmic) Firefox/3.6.8.
Version: unspecified
Severity: normal