Fatal error: Uncaught Error: Class 'Laminas\Validator\File\Extension' not found in /home/kingelearn/public_html/vendor/laminas/laminas-validator/src/File/ExcludeExtension.php:14 Stack trace: #0 {main} thrown in /home/kingelearn/public_html/vendor/laminas/laminas-validator/src/File/ExcludeExtension.php on line 14