User blog comment:DaNASCAT/Technical Update: April 3, 2012/@comment-732150-20120406205226/@comment--20120406205707

This is the first I've heard of this issue - If you have specific tweaks you associate with things breaking, please let me know. A general description of the problem would also be appreciated if you send some examples and info to Special:Contact.

Wikia will be upgrading our Semantic infrastructure with the MediaWiki 1.19 upgrade in a few weeks.