next datavase error...

hello,
When i try add new post I receive such error:

Database error in vBulletin 3.7.2:

Invalid SQL:

SELECT tag.tagtext, IF(tagthread.tagid IS NULL, 0, 1) AS taginthread
FROM tag AS tag
LEFT JOIN tagthread AS tagthread ON
(tag.tagid = tagthread.tagid AND tagthread.threadid = 0)
WHERE tag.tagtext IN ('y?jű','toshi','supernatural','beast','city','wicked');

MySQL Error : Illegal mix of collations for operation ' IN '
Error Number : 1271
Request Date : Thursday, August 7th 2008 @ 01:50:51 PM
Error Date : Thursday, August 7th 2008 @ 01:50:52 PM
Script : http://myboard.nl/newthread.php?do=postthread&f=131
Referrer : http://myboard.nl/newthread.php?do=newthread&f=131
IP Address : xx.xx.xx.xx
Username : Customisation
Classname : vB_Database
MySQL Version : 4.1.10-standard-log

Can anybody help me?

[Gemma]

This error has nothing to do with the arcade. It's related to either the 'tag' function or an add-on that works in conjunction with the 'tag' function.

[Cust0ms]

When I disabled the arcade all is ok... can help my anyone?