Fatal error: Uncaught Error: Class 'Zend_View_Helper_PartialLoop' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\Mantum\View\Helper\LoopParcial.php:12 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\Mantum\View\Helper\LoopParcial.php on line 12