[Plugin: Digg Digg] Send and Share button error

Im writing you regarding your plugin DiggDigg, im using your plugin on my website click-Sports.com, it’s been 2 days im having a error on the facebook send button. it’s giving me error on every post when we start to send our post.

error name: The page at http < post title > could not be reached.

Also the share button is not showing in my posts, i have selected show facebook share button from the options, but still not showing.

May you kindly advise us if there is a solution for this?

Awaiting your reply.

http://ww.wp.xz.cn/extend/plugins/digg-digg/