Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/hagi/public_html/virtual/vendor/symfony/http-foundation/Tests/Session/Storage/Handler/NullSessionHandlerTest.php:27 Stack trace: #0 {main} thrown in /home/hagi/public_html/virtual/vendor/symfony/http-foundation/Tests/Session/Storage/Handler/NullSessionHandlerTest.php on line 27