Fatal error: Uncaught Error: Interface "Symfony\Component\Config\FileLocatorInterface" not found in C:\Apache24_x64\htdocs\ipad\vendor\symfony\routing\Tests\Loader\FileLocatorStub.php:7 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\ipad\vendor\symfony\routing\Tests\Loader\FileLocatorStub.php on line 7