Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/techflixsolution/accordia.livelyfusion.com/vendor/laravel/pao/tests/Fixtures/StdoutStressTest.php:9 Stack trace: #0 {main} thrown in /home/techflixsolution/accordia.livelyfusion.com/vendor/laravel/pao/tests/Fixtures/StdoutStressTest.php on line 9