Fatal error: Uncaught Error: Class 'Zend\Validator\AbstractValidator' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\vendor\zendframework\zend-validator\src\Regex.php:16 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\vendor\zendframework\zend-validator\src\Regex.php on line 16