Fatal error: Uncaught Error: Class 'PhpSpec\ObjectBehavior' not found in /users/maximus/www/storage/vendor/cardinity/cardinity-sdk-php/spec/Method/ValidatorSpec.php:11 Stack trace: #0 {main} thrown in /users/maximus/www/storage/vendor/cardinity/cardinity-sdk-php/spec/Method/ValidatorSpec.php on line 11