We are upgrading to both Magento 2.4.4p1 with the latest Klaviyo 4.0.5 module. After installing the module, we are receiving a 503 error when accessing our WSDL;
We have traced this back to the Klaviyo_Reclaim module.
Hoping to get your assistance to resolve. Part of our debugging led us to this resource;
Error after upgrade Magento into version 2.4.4 with PHP 8.1 | WIKI CODE (wikicoode.com)
Best answer by ksp_johnView original