How to change length of ean13 code or avoid validation?

[Judgin]

Hello, I have some products which have ean code longer than 13 digits. And when on this product page the button "Add to cart" is pressed. This error is showed

Fatal error: Uncaught PrestaShopException: The length of property Combination->ean13 is currently 14 chars. It must be between 0 and 13 chars. in /data01/virt101310/domeenid/www.japanparts.ee/htdocs/classes/ObjectModel.php:1027 Stack trace: #0 /data01/virt101310/domeenid/www.japanparts.ee/htdocs/classes/ObjectModel.php(292): ObjectModelCore->validateFields() #1 /data01/virt101310/domeenid/www.japanparts.ee/htdocs/classes/ObjectModel.php(559): ObjectModelCore->getFields() #2 /data01/virt101310/domeenid/www.japanparts.ee/htdocs/classes/Combination.php(183): ObjectModelCore->add(true, false) #3 /data01/virt101310/domeenid/www.japanparts.ee/htdocs/classes/Product.php(2011): CombinationCore->add() #4 /data01/virt101310/domeenid/www.japanparts.ee/htdocs/classes/Product.php(1642): ProductCore->addAttribute('-0.73', '0', 0, false, '', 'Febest 95IBS-35...', ' 4056111133331', false, 'Febest', '922216730', 1, Array, NULL, 0, '', NULL, false, NULL) #5 /data01/virt101310/domeenid/www.japanparts.ee/htdocs/carparts/tocms/PrestaShop.1.7. in /data01/virt101310/domeenid/www.japanparts.ee/htdocs/classes/ObjectModel.php 

I changed the value of variable ean13 in many files and in the database tables as well. Bet still get this error. Could you help me please in this situation?

[endriu107]

Did you changed it in  Validate.php file too?

[Judgin]

On 12/7/2023 at 3:28 PM, endriu107 said:

Did you changed it in  Validate.php file too?

Yes, this was changed in the validate.php file too. I don't know why this error appeared after all the changes. I also cleared the cache. But yesterday this error gone and still does not appear.