Fatal error: Uncaught Error: Class 'Zend_ProgressBar_Adapter' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\ProgressBar\Adapter\JsPush.php:40 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\ProgressBar\Adapter\JsPush.php on line 40