Db Error

Database error in vBulletin 3.8.4:

Invalid SQL:

SELECT user.*, userlist.type, userlist.friend
, avatar.avatarpath, NOT ISNULL(customavatar.userid) AS hascustomavatar, customavatar.dateline AS avatardateline, customavatar.width_thumb AS avwidth_thumb, customavatar.height_thumb AS avheight_thumb, customavatar.width as avwidth, customavatar.height as avheight, customavatar.filedata_thumb
FROM userlist AS userlist
LEFT JOIN userlist AS userlist_ignore ON
(userlist_ignore.userid = 1 AND userlist_ignore.relationid = userlist.userid AND userlist_ignore.type = 'ignore')
INNER JOIN user AS user ON (user.userid = userlist.userid)
LEFT JOIN avatar AS avatar ON (avatar.avatarid = user.avatarid) LEFT JOIN customavatar AS customavatar ON (customavatar.userid = user.userid)
WHERE userlist.relationid = 1
AND userlist.userid NOT IN (117.26.221.244)
AND userlist.type = 'buddy'
AND userlist.friend = 'pending'
AND userlist_ignore.type IS NULL
ORDER BY user.username;

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 '.221.244)
AND userlist.type = 'buddy'
AND userlist.friend = 'pending'
A' at line 9
Error Number : 1064
Request Date : Saturday, November 13th 2010 @ 02:12:21 AM
Error Date : Saturday, November 13th 2010 @ 02:12:22 AM
Script : http://www.seniseviforum.com/profile.php?do=buddylist
Referrer : http://www.seniseviforum.com/member.php?u=17
IP Address : 88.244.205.139
Username : Sefakdas
Classname : vB_Database
MySQL Version : 5.0.91-community