This is what I got when I added a comment to
https://pt.wikibooks.org/wiki/T%C3%B3pico:Wikilivros_Discuss%C3%A3o:Portal_comunit%C3%A1rio/Proposta_para_converter_as_p%C3%A1ginas_de_LiquidThreads_para_Flow/resposta_(15)
{ "errorMessage": "TypeError: threadWrapper is undefined", "url": "https://pt.wikibooks.org/w/load.php?debug=false&lang=en&modules=jquery%2Cmediawiki&only=scripts&skin=vector&version=sQ8du77j line 4 > eval", "lineNumber": 143, "columnNumber": 209, "errorObject": {} }