Getting 404 Not found when trying to expand events on the reputation tab

Question

If you look at the reputation events of a user, and try to expand a post, you'll get an "Error occurred when loading post body" message, probably because the URL that is being polled returns 404.

http://stackoverflow.com/ajax/users/172552/martin/rep/post/123796/1330450472/1330450530?_=1330450586489

EDIT: It seems that this was fixed.