Errore 302 (o status 302) usando il webservice di Prestashop

Hai configurato tutto e continui a ricevere uno "Status 302" come questo:

HTTP/1.1 302 Found
Date: Mon, 10 Feb 2014 22:32:17 GMT
Server: Apache/2.2.16 (Debian)
X-Powered-By: PHP/5.3.3-7+squeeze18
location: http://myserver.com/api/categories?filter%5Bname%5D=%5Bcategoria+test%5D?url=categories&filter%5Bname%5D=%5Bcategoria+test%5D
Vary: Accept-Encoding
Content-Length: 0
Content-Type: text/html; charset=utf-8