Fatal error: Uncaught Error: Interface "PHPStan\Rules\Rule" not found in /var/www/html/cwtypo3/vendor/saschaegerer/phpstan-typo3/src/Rule/RequestAttributeValidationRule.php:18 Stack trace: #0 {main} thrown in /var/www/html/cwtypo3/vendor/saschaegerer/phpstan-typo3/src/Rule/RequestAttributeValidationRule.php on line 18