id summary reporter owner description type status priority milestone component version severity resolution keywords cc focuses 15498 Notice: Trying to get property of non-object in wp-admin/edit-form-advanced.php on line 281 wpdavis duck_ The problem seems to arise from the fact that when users are imported their old IDs aren't mapped to their new IDs, so then $last_user = get_userdata($last_id) is trying to look up a user that doesn't exist. defect (bug) closed normal 3.7 Users 3.3.2 normal fixed has-patch