Fatal error: Uncaught Error: Class "Joomla\Registry\AbstractRegistryFormat" not found in D:\inetpub\webs\carminatinet\joomla\libraries\framework\Joomla\Registry\Format\Xml.php:20 Stack trace: #0 {main} thrown in D:\inetpub\webs\carminatinet\joomla\libraries\framework\Joomla\Registry\Format\Xml.php on line 20