Fatal error: Uncaught Error: Class 'Zend_Amf_Value_Messaging_AbstractMessage' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\Zend\Amf\Value\Messaging\AsyncMessage.php:36 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\Zend\Amf\Value\Messaging\AsyncMessage.php on line 36