broken images from facebook feeds

Hi,

I am using tb_social_feed-7.x-1.0-beta5 version at my testing server "http://demo.purenaturesolutions.com/facebook" and now getting the feeds from facebook but i still have an issue with facebook photos/images. I am getting feeds from facebook with broken images. Some feed fetch images successfully and some not Please help me to fix this issue.

Thanks
Rahul