Fatal error: Uncaught Error: Class 'Zend_Controller_Action_Helper_Abstract' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\Controller\Action\Helper\ViewRenderer.php:74 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\Controller\Action\Helper\ViewRenderer.php on line 74