<pre>An Error occurred while handling another error:
yii\web\HeadersAlreadySentException: Headers already sent in /home/webdpmptsp/basic/controllers/BeritaController.php on line 297. in /home/webdpmptsp/basic/vendor/yiisoft/yii2/web/Response.php:373
Stack trace:
#0 /home/webdpmptsp/basic/vendor/yiisoft/yii2/web/Response.php(346): yii\web\Response-&gt;sendHeaders()
#1 /home/webdpmptsp/basic/vendor/yiisoft/yii2/web/ErrorHandler.php(136): yii\web\Response-&gt;send()
#2 /home/webdpmptsp/basic/vendor/yiisoft/yii2/base/ErrorHandler.php(135): yii\web\ErrorHandler-&gt;renderException(Object(yii\web\HeadersAlreadySentException))
#3 [internal function]: yii\base\ErrorHandler-&gt;handleException(Object(yii\web\HeadersAlreadySentException))
#4 {main}
Previous exception:
yii\web\HeadersAlreadySentException: Headers already sent in /home/webdpmptsp/basic/controllers/BeritaController.php on line 297. in /home/webdpmptsp/basic/vendor/yiisoft/yii2/web/Response.php:373
Stack trace:
#0 /home/webdpmptsp/basic/vendor/yiisoft/yii2/web/Response.php(346): yii\web\Response-&gt;sendHeaders()
#1 /home/webdpmptsp/basic/vendor/yiisoft/yii2/base/Application.php(398): yii\web\Response-&gt;send()
#2 /home/webdpmptsp/basic/web/index.php(12): yii\base\Application-&gt;run()
#3 {main}</pre>