Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in /var/www/html/goe/vendor/symfony/var-dumper/Tests/Test/VarDumperTestTraitTest.php:16 Stack trace: #0 {main} thrown in /var/www/html/goe/vendor/symfony/var-dumper/Tests/Test/VarDumperTestTraitTest.php on line 16