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How can i fix 'Mage_Core_Helper_UnserializeArray' not found error

How can i fix 'Mage_Core_Helper_UnserializeArray' not found error

Hi Alan, i have installed magento patch supee-8788 v1 on CE 1.9.0.1 after that i have been getting an error when i try to view a customer order detail in "Sales" > "Order".

 

Here is the error i get:

Fatal error: Class 'Mage_Core_Helper_UnserializeArray' not found in /domains/gibadi.com/devco/app/Mage.php on line 547

Please how do i fix this bug? 

 

Thanks.

1 REPLY 1

Re: How can i fix 'Mage_Core_Helper_UnserializeArray' not found error

Sorry, this is not a good area for this sort of question. I don't have the M1 history others have, so I don't know the answer. I am also not deep in the code base. This area is intended for M2 architectural or higher level questions sorry.