Upgrade Failed to Concret5.6.0.2

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Does anyone know why I got this error after upgrading to Concrete5.6.0.2?

Fatal error: Uncaught exception 'LogicException' with message 'Passed array does not specify an existing static method' in /home/gpdibser/public_html/updates/concrete5.6.0.2/concrete/dispatcher.php:37 Stack trace: #0 /home/gpdibser/public_html/updates/concrete5.6.0.2/concrete/dispatcher.php(37): spl_autoload_register() #1 /home/gpdibser/public_html/concrete/startup/updated_core_check.php(6): require('/home/gpdibser/...') #2 /home/gpdibser/public_html/concrete/dispatcher.php(20): require('/home/gpdibser/...') #3 /home/gpdibser/public_html/index.php(2): require('/home/gpdibser/...') #4 {main} thrown in /home/gpdibser/public_html/updates/concrete5.6.0.2/concrete/dispatcher.php on line 37

Here is my website link:http://gpdibsereh.org

Thanks in advance.