Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/app/htdocs/sisboxhrm/vendor/symfony/var-dumper/Tests/Test/VarDumperTestTraitTest.php:16 Stack trace: #0 {main} thrown in /home/app/htdocs/sisboxhrm/vendor/symfony/var-dumper/Tests/Test/VarDumperTestTraitTest.php on line 16