GTranslate Contact Form 7 error

Hi, i am working in a webpage that has a contact form, in the original language (english) works fine, but when enter in a translated page, (spanish, french, italian) the form doesn′t work

https://www.madefromstone.com/contact (works fine)
https://www.madefromstone.com/es/contact (doesn′t work)

?What is the problem?

The page I need help with: [log in to see the link]