Fatal error: Uncaught exception 'yii\web\HeadersAlreadySentException' with message 'Headers already sent in /data/www/avilagtitkai.com/vendor/yiisoft/yii2/web/Response.php on line 414.' in /data/www/avilagtitkai.com/vendor/yiisoft/yii2/web/Response.php:366 Stack trace: #0 /data/www/avilagtitkai.com/vendor/yiisoft/yii2/web/Response.php(339): yii\web\Response->sendHeaders() #1 /data/www/avilagtitkai.com/vendor/yiisoft/yii2/web/ErrorHandler.php(135): yii\web\Response->send() #2 /data/www/avilagtitkai.com/vendor/yiisoft/yii2/base/ErrorHandler.php(262): yii\web\ErrorHandler->renderException(Object(yii\base\ErrorException)) #3 [internal function]: yii\base\ErrorHandler->handleFatalError() #4 {main} thrown in /data/www/avilagtitkai.com/vendor/yiisoft/yii2/web/Response.php on line 366