Fatal error: Uncaught Error: Class "yii\httpclient\Transport" not found in /var/www/html/prod/vendor/yiisoft/yii2-httpclient/src/CurlTransport.php:22 Stack trace: #0 {main} thrown in /var/www/html/prod/vendor/yiisoft/yii2-httpclient/src/CurlTransport.php on line 22