Error: Class "Controller" not found File: /var/www/new.mxguards.com/public_html/catalog/controller/product/product.php Line: 11 Backtrace: 0 File: /var/www/new.mxguards.com/public_html/system/engine/action.php Line: 99 Function: include_once Backtrace: 1 File: /var/www/new.mxguards.com/public_html/system/framework.php Line: 261 Class: Opencart\System\Engine\Action Function: execute Backtrace: 2 File: /var/www/new.mxguards.com/public_html/index.php Line: 16 Function: require_once