The error at the bottom comes from running:-<p><a href="http://yarnwhispering.co.uk/pix/ws.php?method=pwg.images.getInfo&format=php&image_id=40" target="_blank">http://yarnwhispering.co.uk/pix/ws.php?method=pwg.images.getInfo&format=php&image_id=40</a></p>using the following code:-<pre>
    error_reporting(E_ALL);
    ini_set('display_errors', 1);
    $response = file_get_contents('http://yarnwhispering.co.uk/pix/ws.php?method=pwg.images.getInfo&format=php&image_id=40');
    print $response;
    </pre>From http://piwigo.org/demo:-<p></p><p>From http://yarnwhispering.co.uk/pix:-</p>
Warning: file_get_contents(http://yarnwhispering.co.uk/pix/ws.php?method=pwg.images.getInfo&format=php&image_id=40): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found
 in /home/sites/yarnwhispering.co.uk/public_html/testloop.php on line 20