Manage Sent Invites SQL Error

Database error in vBulletin 3.5.4:

Invalid SQL:

SELECT `rpgname`, `userid`, `clanid`
FROM `rpg_user`
WHERE `userid` IN();

MySQL Error : You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 3
Error Number : 1064

[Revan]

Uhm thats pretty impossible...
Ok in your AdminCP run this:
[sql]SELECT invite FROM rpg_clans WHERE clanid = 'yourclanidhere'[/sql]
Replacing yourclanidhere with your actual clan ID.