Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/tlomjgm/candidature/www/vendor/backpack/permissionmanager/tests/BaseTest.php:5 Stack trace: #0 {main} thrown in /home/tlomjgm/candidature/www/vendor/backpack/permissionmanager/tests/BaseTest.php on line 5