An Error occurred while handling another error:
yii\web\HeadersAlreadySentException: Headers already sent in /app/frontend/config/main.php on line 117. in /app/vendor/yiisoft/yii2/web/Response.php:369
Stack trace:
#0 /app/vendor/yiisoft/yii2/web/Response.php(342): yii\web\Response->sendHeaders()
#1 /app/vendor/yiisoft/yii2/web/ErrorHandler.php(136): yii\web\Response->send()
#2 /app/vendor/yiisoft/yii2/base/ErrorHandler.php(152): yii\web\ErrorHandler->renderException(Object(yii\base\ErrorException))
#3 [internal function]: yii\base\ErrorHandler->handleException(Object(yii\base\ErrorException))
#4 {main}
Previous exception:
yii\base\ErrorException: ini_set(): Headers already sent. You cannot change the session module's ini settings at this time in /app/vendor/yiisoft/yii2/web/Session.php:534
Stack trace:
#0 [internal function]: yii\base\ErrorHandler->handleError(2, 'ini_set(): Head...', '/app/vendor/yii...', 534, Array)
#1 /app/vendor/yiisoft/yii2/web/Session.php(534): ini_set('session.gc_maxl...', '86400')
#2 /app/vendor/yiisoft/yii2/base/Component.php(180): yii\web\Session->setTimeout(86400)
#3 /app/vendor/yiisoft/yii2/BaseYii.php(557): yii\base\Component->__set('timeout', 86400)
#4 /app/vendor/yiisoft/yii2/base/BaseObject.php(107): yii\BaseYii::configure(Object(yii\redis\Session), Array)
#5 [internal function]: yii\base\BaseObject->__construct(Array)
#6 /app/vendor/yiisoft/yii2/di/Container.php(419): ReflectionClass->newInstanceArgs(Array)
#7 /app/vendor/yiisoft/yii2/di/Container.php(170): yii\di\Container->build('yii\\redis\\Sessi...', Array, Array)
#8 /app/vendor/yiisoft/yii2/BaseYii.php(365): yii\di\Container->get('yii\\redis\\Sessi...', Array, Array)
#9 /app/vendor/yiisoft/yii2/di/ServiceLocator.php(137): yii\BaseYii::createObject(Array)
#10 /app/vendor/yiisoft/yii2/base/Module.php(766): yii\di\ServiceLocator->get('session', true)
#11 /app/vendor/yiisoft/yii2/web/Application.php(178): yii\base\Module->get('session')
#12 /app/vendor/yiisoft/yii2/web/User.php(691): yii\web\Application->getSession()
#13 /app/vendor/yiisoft/yii2/web/User.php(199): yii\web\User->renewAuthStatus()
#14 /app/vendor/yiisoft/yii2/web/User.php(367): yii\web\User->getIdentity()
#15 /app/vendor/yiisoft/yii2/base/Component.php(139): yii\web\User->getIsGuest()
#16 /app/frontend/config/main.php(43): yii\base\Component->__get('isGuest')
#17 [internal function]: {closure}(Object(yii\base\Event))
#18 /app/vendor/yiisoft/yii2/base/Component.php(645): call_user_func(Object(Closure), Object(yii\base\Event))
#19 /app/vendor/yiisoft/yii2/base/Application.php(381): yii\base\Component->trigger('beforeRequest')
#20 /app/frontend/web/index.php(40): yii\base\Application->run()
#21 {main}