Everything in 1.5.1 Pro is working properly, except Statistic doesn't work. Try to run Task and see this:
Database error in vBulletin 4.0.2:
Invalid SQL:
select queries from vboptimise where dateline='Mar 12th';
MySQL Error : Table 'tinhte_v2.vboptimise' doesn't exist
Error Number : 1146
Request Date : Friday, March 12th 2010 @ 10:51:50 AM
Error Date : Friday, March 12th 2010 @ 10:51:50 AM
Script : http://www.tinhte.com/admincp/cronadmin.php?do=runcron&cronid=73
Referrer : http://www.tinhte.com/admincp/cronadmin.php?do=modify
IP Address : 113.22.129.46
Username : dihuta
Classname : vB_Database
MySQL Version : 5.0.76-enterprise-gpl
Database error in vBulletin 4.0.2:
Invalid SQL:
select queries from vboptimise where dateline='Mar 12th';
MySQL Error : Table 'tinhte_v2.vboptimise' doesn't exist
Error Number : 1146
Request Date : Friday, March 12th 2010 @ 10:51:50 AM
Error Date : Friday, March 12th 2010 @ 10:51:50 AM
Script : http://www.tinhte.com/admincp/cronadmin.php?do=runcron&cronid=73
Referrer : http://www.tinhte.com/admincp/cronadmin.php?do=modify
IP Address : 113.22.129.46
Username : dihuta
Classname : vB_Database
MySQL Version : 5.0.76-enterprise-gpl