Fatal error: Uncaught Error: Class "Symfony\Component\Translation\Tests\Loader\LocalizedTestCase" not found in D:\Application\www\E-Tracking\vendor\symfony\translation\Tests\Loader\IcuResFileLoaderTest.php:20 Stack trace: #0 {main} thrown in D:\Application\www\E-Tracking\vendor\symfony\translation\Tests\Loader\IcuResFileLoaderTest.php on line 20