Problem in upgrading to 4.0.4

[sbarbz]

Hello, i upgraded from 3.8.5 to 4.0.4 and I encountered errors SQL every page in the forum.
index did not work(white page), other pages give this error:

Database error in vBulletin 4.0.4: 

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 AS package 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: Sunday, July 11th 2010 @ 05:35:26 PM 
Error Date: Sunday, July 11th 2010 @ 05:35:26 PM 
Referrer: 
Username: Bar 
Classname: vB_Database 
MySQL Version: 5.0.67-community

Please Help me, thank you wholeheartedly!