Fatal error: Uncaught Error: Class 'Zend_Tool_Project_Exception' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\Tool\Project\Context\Exception.php:30 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\Tool\Project\Context\Exception.php on line 30