Fatal error: Uncaught Error: Interface "Sabberworm\CSS\Renderable" not found in /var/www/app/dev/inc/dompdf/vendor/sabberworm/php-css-parser/src/RuleSet/RuleSet.php:23 Stack trace: #0 {main} thrown in /var/www/app/dev/inc/dompdf/vendor/sabberworm/php-css-parser/src/RuleSet/RuleSet.php on line 23