404. That’s an error.
The requested URL /bookmarks/mark?op=edit&output=popup&bkmk=http%3A%2F%2Ff10.m5post.com%2Fforums%2Fshowthread.php%3Ft%3D515544&title=%2AOFFICIAL%2A+general+photography+conversation+thread
was not found on this server. That’s all we know.