Fatal error: Uncaught Error: Interface "Symfony\Component\Debug\Tests\Fixtures\DeprecatedInterface" not found in D:\Application\www\Training\vendor\symfony\debug\Tests\Fixtures\NonDeprecatedInterface.php:5 Stack trace: #0 {main} thrown in D:\Application\www\Training\vendor\symfony\debug\Tests\Fixtures\NonDeprecatedInterface.php on line 5