Fatal error: Uncaught Error: Class 'Symfony\Component\Translation\Exception\IncompleteDsnException' not found in C:\Apache24\htdocs\vendor.old\symfony\translation\Exception\MissingRequiredOptionException.php:17 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old\symfony\translation\Exception\MissingRequiredOptionException.php on line 17