Fatal error: Uncaught Error: Class "PhpSpec\ObjectBehavior" not found in /home/melozbco/public_html/vendor/cardinity/cardinity-sdk-php/spec/Exception/NotAcceptableSpec.php:9 Stack trace: #0 {main} thrown in /home/melozbco/public_html/vendor/cardinity/cardinity-sdk-php/spec/Exception/NotAcceptableSpec.php on line 9