Fatal error: Uncaught Error: Interface "Amasty\Rules\Api\ExtendedValidatorInterface" not found in /var/www/magento/html/app/code/Amasty/Rules/Model/Rule/Validator/ValidatorPool.php:10
Stack trace:
#0 {main}
thrown in /var/www/magento/html/app/code/Amasty/Rules/Model/Rule/Validator/ValidatorPool.php on line 10