Fatal error: Uncaught Error: Class "Symfony\Component\Mime\Crypto\SMime" not found in C:\PHP\APPS\production\aictec_license_web\vendor\symfony\mime\Crypto\SMimeSigner.php:20 Stack trace: #0 {main} thrown in C:\PHP\APPS\production\aictec_license_web\vendor\symfony\mime\Crypto\SMimeSigner.php on line 20