Fatal error: Uncaught Error: Interface 'Nelmio\SecurityBundle\ContentSecurityPolicy\Violation\Exception\ExceptionInterface' not found in /home/eberhardschwarze/public_html/vendor/nelmio/security-bundle/ContentSecurityPolicy/Violation/Exception/InvalidPayloadException.php:14 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/nelmio/security-bundle/ContentSecurityPolicy/Violation/Exception/InvalidPayloadException.php on line 14