Failed to start the session because headers have already been sent by "/home/netpozit/help.blox.city/vendor/illuminate/support/helpers.php" at line 184. (500 Internal Server Error)

Exception

RuntimeException

in vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php (line 145)

if (\PHP_SESSION_ACTIVE === session_status()) {
throw new \RuntimeException('Failed to start the session: already started by PHP.');
}
if (filter_var(\ini_get('session.use_cookies'), \FILTER_VALIDATE_BOOLEAN) && headers_sent($file, $line)) {
throw new \RuntimeException(sprintf('Failed to start the session because headers have already been sent by "%s" at line %d.', $file, $line));
}
$sessionId = $_COOKIE[session_name()] ?? null;
/*
* Explanation of the session ID regular expression: `/^[a-zA-Z0-9,-]{22,250}$/`.

in vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php -> start (line 352)

}
if (!$this->started && $this->saveHandler->isActive()) {
$this->loadSession();
} elseif (!$this->started) {
$this->start();
}
return $this->bags[$name];
}

in vendor/symfony/http-foundation/Session/Session.php -> getBag (line 261)

/**
* {@inheritdoc}
*/
public function getBag(string $name)
{
$bag = $this->storage->getBag($name);
return method_exists($bag, 'getBag') ? $bag->getBag() : $bag;
}
/**

in vendor/symfony/http-foundation/Session/Session.php -> getBag (line 283)

*
* Note that this method was added to help with IDE autocompletion.
*/
private function getAttributeBag(): AttributeBagInterface
{
return $this->getBag($this->attributeName);
}
}

in vendor/symfony/http-foundation/Session/Session.php -> getAttributeBag (line 77)

/**
* {@inheritdoc}
*/
public function get(string $name, $default = null)
{
return $this->getAttributeBag()->get($name, $default);
}
/**
* {@inheritdoc}
*/

in vendor/uvdesk/support-center-bundle/Controller/Customer.php -> get (line 238)

return $this->redirect($this->generateUrl('helpdesk_knowledgebase'));
}
$session = $request->getSession();
$error = $session->get(Security::AUTHENTICATION_ERROR);
$session->remove(Security::AUTHENTICATION_ERROR);
if ($error) {
$this->addFlash('warning', $this->translator->trans('Warning ! ' . $error->getMessage()));
}

in vendor/symfony/http-kernel/HttpKernel.php -> login (line 163)

$this->dispatcher->dispatch($event, KernelEvents::CONTROLLER_ARGUMENTS);
$controller = $event->getController();
$arguments = $event->getArguments();
// call controller
$response = $controller(...$arguments);
// view
if (!$response instanceof Response) {
$event = new ViewEvent($this, $request, $type, $response);
$this->dispatcher->dispatch($event, KernelEvents::VIEW);

in vendor/symfony/http-kernel/HttpKernel.php -> handleRaw (line 75)

{
$request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
$this->requestStack->push($request);
try {
return $this->handleRaw($request, $type);
} catch (\Exception $e) {
if ($e instanceof RequestExceptionInterface) {
$e = new BadRequestHttpException($e->getMessage(), $e);
}
if (false === $catch) {

in vendor/symfony/http-kernel/Kernel.php -> handle (line 202)

$this->boot();
++$this->requestStackSize;
$this->resetServices = true;
try {
return $this->getHttpKernel()->handle($request, $type, $catch);
} finally {
--$this->requestStackSize;
}
}

in vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php -> handle (line 35)

$this->request = $request;
}
public function run(): int
{
$response = $this->kernel->handle($this->request);
$response->send();
if ($this->kernel instanceof TerminableInterface) {
$this->kernel->terminate($this->request, $response);
}

in vendor/autoload_runtime.php -> run (line 35)

$app = $app(...$args);
exit(
$runtime
->getRunner($app)
->run()
);

require_once('/home/netpozit/help.blox.city/vendor/autoload_runtime.php') in public/index.php (line 5)

<?php
use App\Kernel;
require_once dirname(__DIR__).'/vendor/autoload_runtime.php';
return function (array $context) {
return new Kernel($context['APP_ENV'], (bool) $context['APP_DEBUG']);
};

Logs

No log messages

Stack Trace

RuntimeException
RuntimeException: Failed to start the session because headers have already been sent by "/home/netpozit/help.blox.city/vendor/illuminate/support/helpers.php" at line 184. at vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php:145 at Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage->start() (vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php:352) at Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage->getBag('attributes') (vendor/symfony/http-foundation/Session/Session.php:261) at Symfony\Component\HttpFoundation\Session\Session->getBag('attributes') (vendor/symfony/http-foundation/Session/Session.php:283) at Symfony\Component\HttpFoundation\Session\Session->getAttributeBag() (vendor/symfony/http-foundation/Session/Session.php:77) at Symfony\Component\HttpFoundation\Session\Session->get('_security.last_error') (vendor/uvdesk/support-center-bundle/Controller/Customer.php:238) at Webkul\UVDesk\SupportCenterBundle\Controller\Customer->login(object(Request)) (vendor/symfony/http-kernel/HttpKernel.php:163) at Symfony\Component\HttpKernel\HttpKernel->handleRaw(object(Request), 1) (vendor/symfony/http-kernel/HttpKernel.php:75) at Symfony\Component\HttpKernel\HttpKernel->handle(object(Request), 1, true) (vendor/symfony/http-kernel/Kernel.php:202) at Symfony\Component\HttpKernel\Kernel->handle(object(Request)) (vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php:35) at Symfony\Component\Runtime\Runner\Symfony\HttpKernelRunner->run() (vendor/autoload_runtime.php:35) at require_once('/home/netpozit/help.blox.city/vendor/autoload_runtime.php') (public/index.php:5)

RuntimeException

RuntimeException:
Failed to start the session because headers have already been sent by "/home/netpozit/help.blox.city/vendor/illuminate/support/helpers.php" at line 184.

  at vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php:145
  at Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage->start()
     (vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php:352)
  at Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage->getBag('attributes')
     (vendor/symfony/http-foundation/Session/Session.php:261)
  at Symfony\Component\HttpFoundation\Session\Session->getBag('attributes')
     (vendor/symfony/http-foundation/Session/Session.php:283)
  at Symfony\Component\HttpFoundation\Session\Session->getAttributeBag()
     (vendor/symfony/http-foundation/Session/Session.php:77)
  at Symfony\Component\HttpFoundation\Session\Session->get('_security.last_error')
     (vendor/uvdesk/support-center-bundle/Controller/Customer.php:238)
  at Webkul\UVDesk\SupportCenterBundle\Controller\Customer->login(object(Request))
     (vendor/symfony/http-kernel/HttpKernel.php:163)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw(object(Request), 1)
     (vendor/symfony/http-kernel/HttpKernel.php:75)
  at Symfony\Component\HttpKernel\HttpKernel->handle(object(Request), 1, true)
     (vendor/symfony/http-kernel/Kernel.php:202)
  at Symfony\Component\HttpKernel\Kernel->handle(object(Request))
     (vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php:35)
  at Symfony\Component\Runtime\Runner\Symfony\HttpKernelRunner->run()
     (vendor/autoload_runtime.php:35)
  at require_once('/home/netpozit/help.blox.city/vendor/autoload_runtime.php')
     (public/index.php:5)

Symfony Exception

RuntimeException

HTTP 500 Internal Server Error

Failed to start the session because headers have already been sent by "/home/netpozit/help.blox.city/vendor/illuminate/support/helpers.php" at line 184.

Exception

RuntimeException

Logs

Stack Trace