Trouble with the italian translation for the install page

The italian translation team has released the translation for Install YunoHost | Yunohost Documentation some weeks ago but now we found there is problem: connecting to the server gives this error:

Server Error

Sorry, something went terribly wrong!
0 - Unexpected "else" tag (expecting closing tag for the "if" tag defined near line 581) in "@Page:/var/www/grav/user/pages/02.administer/10.install" at line 582.
For further details please review your logs/ folder, or enable displaying of errors in your system configuration.