Fatal error: Uncaught Error: Class "Whoops\TestCase" not found in /home/trairtil/public_html/vendor/filp/whoops/tests/Whoops/Handler/CallbackHandlerTest.php:7 Stack trace: #0 {main} thrown in /home/trairtil/public_html/vendor/filp/whoops/tests/Whoops/Handler/CallbackHandlerTest.php on line 7