Undefined variable $builderContent in Magento_Theme/templates/root.phtml
After upgrading to the latest Magento Release 2.4.4 using PHP 8.1 the website stops loading returning be 1 exception(s): Exception #0 (Exception): Warning: Undefined variable $builderContent in /home/example/public_html/app/design/frontend/Mgs/claue/Magento_Theme/templates/root.phtml on line 57 Exception #0 (Exception): Warning: Undefined variable $builderContent in /home/example/public_html/app/design/frontend/Mgs/claue/Magento_Theme/templates/root.phtml… Read More »Undefined variable $builderContent in Magento_Theme/templates/root.phtml