Fatal error: Uncaught Error: Class "Zend_Mail_Exception" not found in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1-mail\src\Zend\Mail\Transport\Exception.php:31 Stack trace: #0 {main} thrown in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1-mail\src\Zend\Mail\Transport\Exception.php on line 31