/*I am trying to load an XML file from the following site, which btw is a working site you can put in the address bar.*/ $url = "http://isbndb.com/api/books.xml?access_key=WC2BD24W&results=prices&index1=isbn&value1=030681496x"; //open the url if(!($handle = fopen($url, "r"))){ echo "Error opening URL <br />".$url; exit(); } else{ echo "It Worked"; //actually use simpleXML and parse it, but that's not the problem. } /* *For some reason that code returns: *Error opening URL *http://isbndb.com/api/books.xml?access_key=WC2BD24W&results=prices&index1=isbn&value1=030681496x *Is there something obvious that I am missing, or what? */