Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in D:\NTG_App\www\My_Personal\PCM\vendor\symfony\translation\Test\ProviderFactoryTestCase.php:34 Stack trace: #0 {main} thrown in D:\NTG_App\www\My_Personal\PCM\vendor\symfony\translation\Test\ProviderFactoryTestCase.php on line 34