Facebook bug? Content not found

Every day that I've logged into Facebook this week I'm getting this:

This content is currently unavailable

The page you requested can not be displayed right now. It may be temporarily unavailable, the link you clicked on may have expired, or you may not have permission to view this page.

* Return home * View Carl's Profile * Search Facebook

"Carl" is one Carl Parnell. I do not know him. What's going wrong Facebook?