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copied!<p>You left the protocol out of your value for <code>og:url</code>, include it there and it may solve the issue, the scraper follows HTTP or og:url redirects, and that URL is likely detected as invalid</p> <p>{edit} I figured this out, and it's a bit strange, but... {/edit} When I manually scrape that page it seems to work fine, but when I run it through the URL Debugger it fails due to a HTTP 403 response from your side</p> <p>I've seen this before with other servers which can't handle some part of Facebook's request - in this case it seems to be because your server is rejecting the request if a <a href="http://labs.apache.org/webarch/http/draft-fielding-http/p5-range.html#header.range" rel="nofollow">HTTP 'Range' header</a> is sent. </p> <p>Facebook's crawler only requests the first 40KB of the document when scraping, as the meta tags should be in the <code><head></head></code> section</p> <p>My test was:</p> <pre><code>$ curl -I -H 'Range: bytes=0-40960' 'http://www.videozoo.dk/?videos=klo-aben' HTTP/1.1 403 Forbidden Date: Wed, 30 Nov 2011 14:17:54 GMT Server: Apache/2.2.6 mod_auth_kerb/5.3 PHP/5.2.17 mod_fcgid/2.3.5 Accept-Ranges: bytes Connection: close Content-Type: text/html $ curl -I 'http://www.videozoo.dk/?videos=klo-aben' HTTP/1.1 200 OK Date: Wed, 30 Nov 2011 14:18:02 GMT Server: Apache/2.2.6 mod_auth_kerb/5.3 PHP/5.2.17 mod_fcgid/2.3.5 X-Powered-By: PHP/5.2.17 Connection: close Content-Type: text/html </code></pre> <p>I'm not sure if this is something in your code, server config, an intermediate proxy, etc, but it's very likely the cause of your problem</p>

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