Fatal error: Uncaught Error: Interface 'Sabberworm\CSS\Renderable' not found in /usr/home/krichard/public_html/theimpression/wp-content/plugins/perfmatters/vendor/sabberworm/php-css-parser/src/Comment/Comment.php:8 Stack trace: #0 {main} thrown in /usr/home/krichard/public_html/theimpression/wp-content/plugins/perfmatters/vendor/sabberworm/php-css-parser/src/Comment/Comment.php on line 8