Topic on Talk:MediaWiki 1.19/Flow

Hello, when I updated my wiki to 1.19 version, this error appear:

http://www.tibiawiki.com.br/Especial:Arquivos_novos

Someone know how do I fix this?

I just tried upgrading from MW 1.18 to MW 1.19, without a problem. Maybe this is related to the extensions you have installed?