Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/demo1innoblitz/public_html/dyadni/api2/vendor/symfony/yaml/Tests/DumperTest.php:19 Stack trace: #0 {main} thrown in /home/demo1innoblitz/public_html/dyadni/api2/vendor/symfony/yaml/Tests/DumperTest.php on line 19