Fatal error: Uncaught Error: Class 'Symfony\Component\Validator\ConstraintValidator' not found in /home/azsoluti/public_html/kimai.azsolutionspk.com/vendor/symfony/validator/Constraints/JsonValidator.php:21 Stack trace: #0 {main} thrown in /home/azsoluti/public_html/kimai.azsolutionspk.com/vendor/symfony/validator/Constraints/JsonValidator.php on line 21