Fatal error: Uncaught Error: Interface 'League\Config\Exception\ConfigurationExceptionInterface' not found in C:\Apache24\htdocs\vendor.old\league\config\src\Exception\UnknownOptionException.php:18 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old\league\config\src\Exception\UnknownOptionException.php on line 18