Fatal error: Uncaught Error: Class "Zend_Validate_Abstract" not found in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1-validate\src\Zend\Validate\Iban.php:30 Stack trace: #0 {main} thrown in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1-validate\src\Zend\Validate\Iban.php on line 30