I am using Magento 1, installed on a Windows 10 php(7.2) WampServer.

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I tried to add this extension=php_mcrypt.dll in php.ini, but continued to receive the error.

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How to add extension=php_mcrypt.dll in Windows 10 to resolve this error?

  • what is your magento version if it is below the 2.2.3 then php 7.2 will not supported for them – Abhishek Tripathi Mar 11 '19 at 10:40

After installed extension=php_mcrypt.dll, have you restarted the Apache? If not please do it, then check.

Or you can follow these steps.

Call to undefined function mcrypt_module_open() in lib/Varien/Crypt/Mcrypt.php on line 63

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  • i already read this article but there no solution for on window users – Muhammad Ahmed Mar 11 '19 at 10:13

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