“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application running from a file:// URL

Question

I\'m developing a page that pulls images from Flickr and Panoramio via jQuery\'s AJAX support.

The Flickr side is working fine, but when I try to $.get(url, ca

Answer 1

I also got the same error in Chrome (I didn't test other browers). It was due to the fact that I was navigating on domain.com instead of www.domain.com. A bit strange, but I could solve the problem by adding the following lines to .htaccess. It redirects domain.com to www.domain.com and the problem was solved. I am a lazy web visitor so I almost never type the www but apparently in some cases it is required.

RewriteEngine on
RewriteCond %{HTTP_HOST} ^domain\.com$ [NC]
RewriteRule ^(.*)$ http://www.domain.com/$1 [R=301,L]