Error en paso 9 al actualizar de 3.8.6 patch 1 a 4.0.3

Hola!! Estaba actualizando el foro de 3.8.6 patch 1 a 4.0.3 y se me tranco el upgrade en el paso 9... y me dice que:

Database error in vBulletin 3.8.6:

Invalid SQL:

(SELECT 'package' AS classtype, package.packageid AS typeid, package.packageid AS packageid,
package.productid AS productid, if(package.productid = 'vbulletin', 1, product.active) AS enabled,
package.class AS class, -1 as isaggregator
FROM package AS package
LEFT JOIN product AS product
ON product.productid = package.productid
WHERE product.active = 1
OR package.productid = 'vbulletin'
)

UNION

(SELECT 'contenttype' AS classtype, contenttypeid AS typeid, contenttype.packageid AS packageid,
1, 1, contenttype.class AS class , contenttype.isaggregator
FROM contenttype AS contenttype
INNER JOIN package AS package ON package.packageid = contenttype.packageid
LEFT JOIN product AS product ON product.productid = package.productid
WHERE product.active = 1
OR package.productid = 'vbulletin' );

MySQL Error : Illegal mix of collations (latin1_general_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '='
Error Number : 1267
Request Date : Tuesday, August 17th 2010 @ 01:48:56 PM
Error Date : Tuesday, August 17th 2010 @ 01:48:56 PM
Script : http://www.xxxx.com/foros/install/up...0a1.php?step=9
Referrer : http://www.xxxx.com/foros/install/up...0a1.php?step=8
IP Address : xxx.xxx.xxx.xxxx
Username :
Classname : vB_Database
MySQL Version : 5.0.91-community-log

Alguien tiene idea que demonios puede ser!!? :S

P.D: las xxx las puse yo