Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/rayatrec/public_html/headoffice/vendor/symfony/yaml/Tests/YamlTest.php:17 Stack trace: #0 {main} thrown in /home/rayatrec/public_html/headoffice/vendor/symfony/yaml/Tests/YamlTest.php on line 17