Fatal error: Uncaught Error: Interface "Sabberworm\CSS\Renderable" not found in /users/laufgruppe-lvb/www/wordpress/wp-content/plugins/woocommerce/vendor/sabberworm/php-css-parser/src/RuleSet/RuleSet.php:18 Stack trace: #0 {main} thrown in /users/laufgruppe-lvb/www/wordpress/wp-content/plugins/woocommerce/vendor/sabberworm/php-css-parser/src/RuleSet/RuleSet.php on line 18