Fatal error: Uncaught Error: Class 'Zend_Queue_Adapter_AdapterAbstract' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\Queue\Adapter\Memcacheq.php:37 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\Queue\Adapter\Memcacheq.php on line 37