Text not scraped, but on the demo site it works!

[ross85]

From this url the compiled version of Goose cannot extract cleaned text:
http://www.lastampa.it/2012/12/17/esteri/tecnico-italiano-rapito-in-siria-XHnMBpQFSLnYX3l2xHRvzI/pagina.html

But on the demo website this url works.
Why?