Fatal error: Declaration of Drupal\Core\File\MimeType\ExtensionMimeTypeGuesser::guessMimeType($path): ?string must be compatible with Symfony\Component\Mime\MimeTypeGuesserInterface::guessMimeType(string $path): ?string in /home/awilemuv/www/development.luescher.com/web/core/lib/Drupal/Core/File/MimeType/ExtensionMimeTypeGuesser.php on line 12