I have seen it for the first time!!! Help needed...

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have you seen any error while clicking on a like button of facebook? I have created some like button for my blogs and..when I click to like one of them show me error....It's shown in the picture below...have a look on it...do you have any idea what does it mean?...when I click on that error it take me to a link.. "http://www.facebook.com/connect/connect_to_node_error.php?title=A+required+meta+property+is+missing&body[func]=fbt_unwrapped&body[func_args][0]=Your+page%27s+type+requires+that+a+meta+tag+of+the+form+{tag}+be+present.+&body[func_args][1]=%3Cmeta+property%3D%22og%3Aimage%22+...%3E&body[text]=Your+page%27s+type+requires+that+a+meta+tag+of+the+form+%3Cmeta+property%3D%22og%3Aimage%22+...%3E+be+present.+&body[munge]=1&body[need_force_raw]=0&body[locale]=en_US&hash=AQD9mrHPzVIemvbP"...but nothing is displayed in the page.... so what to do now? will this like button work for me? I have tried to make the button again and again...but the same problem remains.. Is there any way to get read of it? do you think about the link I have given to you..check it..it may help you to help me find the reason.