Fatal error: Uncaught Error: Interface "libphonenumber\MetadataLoaderInterface" not found in /var/www/html/dev.hallescherfc.de/vendor/giggsey/libphonenumber-for-php/src/DefaultMetadataLoader.php:8 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/giggsey/libphonenumber-for-php/src/DefaultMetadataLoader.php on line 8