Board Thread:The Gatehouse/@comment-112.199.117.84-20140220043654/@comment-69.195.59.163-20140221031916

A guess: did you somehow turn of the main header where it shows HP and XP and whatnot? That's where the avatar is displayed. If you can't see HP and XP, go to (Wrench) Settings -> Site and make sure Show Header is checked.