Crawler Errors

ttp://www.facebook.com/plugins/like.php?api_key=337255590733&channel_url=http%3A%2F%2F

I’m getting about 8 Crawler Error links just like the one above but I don’t have any Facebook plugins. Removing the “Like” button off the shareaholic bar doesn’t do anything either.

What does the URL above mean and how can I fix it?