If you are using the Official Comments plugin with a recent WordPress version, you might be getting Database errors when you post a comment on your own blog. To fix these, open the official-comments.php file and change:
- in line 27: 
$tableusers->$wpdb->users - in line 40: 
$tablecomments->$wpdb->comments 
Hi! Why I can’t fill my info in profile? Can somebody help me?
My login is Kisakookoo!
I’m not sure what you’re talking about.