Fatal error: Uncaught Error: Class 'Aws\ClientResolver' not found in /home/khucongn31/public_html/vendor/aws/aws-sdk-php/src/AwsClient.php:198 Stack trace: #0 /home/khucongn31/public_html/vendor/aws/aws-sdk-php/src/S3/S3Client.php(346): Aws\AwsClient->__construct(Array) #1 /home/khucongn31/public_html/application/controlers/page.controler.php(183): Aws\S3\S3Client->__construct(Array) #2 /home/khucongn31/public_html/system/core/NS_Dispatcher.php(71): c_page->index('en') #3 /home/khucongn31/public_html/index.php(178): NS_Dispatcher::dispatch() #4 {main} thrown in /home/khucongn31/public_html/vendor/aws/aws-sdk-php/src/AwsClient.php on line 198