Deprecated: Sabberworm\CSS\RuleSet\RuleSet::addRule(): Implicitly marking parameter $oSibling as nullable is deprecated, the explicit nullable type must be used instead in /home/handioas/www/wp-content/plugins/mphb-invoices/vendors/dompdf/lib/php-css-parser/src/RuleSet/RuleSet.php on line 100

Fatal error: Uncaught Error: Interface "Sabberworm\CSS\Renderable" not found in /home/handioas/www/wp-content/plugins/mphb-invoices/vendors/dompdf/lib/php-css-parser/src/RuleSet/RuleSet.php:18 Stack trace: #0 {main} thrown in /home/handioas/www/wp-content/plugins/mphb-invoices/vendors/dompdf/lib/php-css-parser/src/RuleSet/RuleSet.php on line 18