Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent (500 Internal Server Error)

Exception

ErrorException

Show exception properties

ErrorException {#1010
  #severity: E_WARNING
}

in vendor/symfony/http-foundation/Session/Storage/Handler/NativeFileSessionHandler.php (line 49)

if ($baseDir && !is_dir($baseDir) && !@mkdir($baseDir, 0777, true) && !is_dir($baseDir)) {
throw new \RuntimeException(\sprintf('Session Storage was not able to create directory "%s".', $baseDir));
}
if ($savePath !== \ini_get('session.save_path')) {
ini_set('session.save_path', $savePath);
}
if ('files' !== \ini_get('session.save_handler')) {
ini_set('session.save_handler', 'files');
}
}

in var/cache/prod/ContainerAbYlAq4/getSession_Handler_NativeFileService.php -> __construct (line 25)

{
include_once \dirname(__DIR__, 4).'/vendor/symfony/http-foundation/Session/Storage/Handler/AbstractSessionHandler.php';
include_once \dirname(__DIR__, 4).'/vendor/symfony/http-foundation/Session/Storage/Handler/StrictSessionHandler.php';
include_once \dirname(__DIR__, 4).'/vendor/symfony/http-foundation/Session/Storage/Handler/NativeFileSessionHandler.php';
return $container->privates['session.handler.native_file'] = new \Symfony\Component\HttpFoundation\Session\Storage\Handler\StrictSessionHandler(new \Symfony\Component\HttpFoundation\Session\Storage\Handler\NativeFileSessionHandler(($container->targetDir.''.'/sessions')));
}
}

in var/cache/prod/ContainerAbYlAq4/App_KernelProdDebugContainer.php :: do (line 458)

$file .= '.php';
}
$service = require $this->containerDir.\DIRECTORY_SEPARATOR.$file;
return class_exists($class, false) ? $class::do($this, $lazyLoad) : $service;
}
protected function createProxy($class, \Closure $factory)
{
class_exists($class, false) || require __DIR__.'/'.$class.'.php';

in var/cache/prod/ContainerAbYlAq4/getSession_FactoryService.php -> load (line 34)

if (isset($container->privates['session.factory'])) {
return $container->privates['session.factory'];
}
$instance = new \Symfony\Component\HttpFoundation\Session\SessionFactory(($container->services['request_stack'] ??= new \Symfony\Component\HttpFoundation\RequestStack()), new \Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorageFactory($container->parameters['session.storage.options'], ($container->privates['session.handler.native_file'] ?? $container->load('getSession_Handler_NativeFileService')), new \Symfony\Component\HttpFoundation\Session\Storage\MetadataBag('_sf2_meta', 0), true), [$a, 'onSessionUsage']);
if (isset($container->privates['session.factory'])) {
return $container->privates['session.factory'];
}

in var/cache/prod/ContainerAbYlAq4/App_KernelProdDebugContainer.php :: do (line 458)

$file .= '.php';
}
$service = require $this->containerDir.\DIRECTORY_SEPARATOR.$file;
return class_exists($class, false) ? $class::do($this, $lazyLoad) : $service;
}
protected function createProxy($class, \Closure $factory)
{
class_exists($class, false) || require __DIR__.'/'.$class.'.php';

in vendor/symfony/dependency-injection/Container.php -> load (line 404)

}
if (null === $method) {
return false !== $registry ? $this->{$registry}[$id] ?? null : null;
}
if (false !== $registry) {
return $this->{$registry}[$id] ??= $load ? $this->load($method) : $this->{$method}($this);
}
if (!$load) {
return $this->{$method}($this);
}

in vendor/symfony/dependency-injection/Argument/ServiceLocator.php -> getService (line 40)

public function get(string $id): mixed
{
return match (\count($this->serviceMap[$id] ?? [])) {
0 => parent::get($id),
1 => $this->serviceMap[$id][0],
default => ($this->factory)(...$this->serviceMap[$id]),
};
}
public function getProvidedServices(): array
{

in vendor/symfony/http-kernel/EventListener/SessionListener.php -> get (line 28)

class SessionListener extends AbstractSessionListener
{
protected function getSession(): ?SessionInterface
{
if ($this->container->has('session_factory')) {
return $this->container->get('session_factory')->createSession();
}
return null;
}
}

in vendor/symfony/http-kernel/EventListener/AbstractSessionListener.php -> getSession (line 81)

$request->setSessionFactory(function () use ($request) {
// Prevent calling `$this->getSession()` twice in case the Request (and the below factory) is cloned
static $sess;
if (!$sess) {
$sess = $this->getSession();
$request->setSession($sess);
/*
* For supporting sessions in php runtime with runners like roadrunner or swoole, the session
* cookie needs to be read from the cookie bag and set on the session storage.

in vendor/symfony/http-foundation/Request.php -> Symfony\Component\HttpKernel\EventListener\{closure} (line 748)

*/
public function getSession(): SessionInterface
{
$session = $this->session;
if (!$session instanceof SessionInterface && null !== $session) {
$this->setSession($session = $session());
}
if (null === $session) {
throw new SessionNotFoundException('Session has not been set.');
}

in vendor/symfony/http-foundation/Request.php -> getSession (line 765)

* previous requests.
*/
public function hasPreviousSession(): bool
{
// the check for $this->session avoids malicious users trying to fake a session cookie with proper name
return $this->hasSession() && $this->cookies->has($this->getSession()->getName());
}
/**
* Whether the request contains a Session object.
*

in vendor/symfony/security-http/Firewall/ContextListener.php -> hasPreviousSession (line 90)

$this->dispatcher->addListener(KernelEvents::RESPONSE, $this->onKernelResponse(...));
$this->registered = true;
}
$request = $event->getRequest();
$session = $request->hasPreviousSession() ? $request->getSession() : null;
$request->attributes->set('_security_firewall_run', $this->sessionKey);
if (null !== $session) {
$usageIndexValue = $session instanceof Session ? $usageIndexReference = &$session->getUsageIndex() : 0;

in vendor/symfony/security-bundle/Debug/WrappedLazyListener.php -> authenticate (line 46)

public function authenticate(RequestEvent $event): void
{
$startTime = microtime(true);
try {
$this->listener->authenticate($event);
} catch (LazyResponseException $e) {
$this->response = $e->getResponse();
throw $e;
} finally {

in vendor/symfony/security-bundle/Security/LazyFirewallContext.php -> authenticate (line 73)

}
$this->tokenStorage->setInitializer(function () use ($event, $listeners) {
$event = new LazyResponseEvent($event);
foreach ($listeners as $listener) {
$listener($event);
}
});
}
}

in vendor/symfony/security-core/Authentication/Token/Storage/TokenStorage.php -> Symfony\Bundle\SecurityBundle\Security\{closure} (line 34)

public function getToken(): ?TokenInterface
{
if ($initializer = $this->initializer) {
$this->initializer = null;
$initializer();
}
return $this->token;
}

in vendor/symfony/security-core/Authentication/Token/Storage/UsageTrackingTokenStorage.php -> getToken (line 44)

if ($this->shouldTrackUsage()) {
// increments the internal session usage index
$this->getSession()->getMetadataBag();
}
return $this->storage->getToken();
}
public function setToken(?TokenInterface $token = null): void
{
$this->storage->setToken($token);

in vendor/symfony/security-core/Authorization/AuthorizationChecker.php -> getToken (line 42)

$this->accessDecisionManager = $accessDecisionManager;
}
final public function isGranted(mixed $attribute, mixed $subject = null): bool
{
$token = $this->tokenStorage->getToken();
if (!$token || !$token->getUser()) {
$token = new NullToken();
}

in vendor/symfony/framework-bundle/Controller/AbstractController.php -> isGranted (line 209)

{
if (!$this->container->has('security.authorization_checker')) {
throw new \LogicException('The SecurityBundle is not registered in your application. Try running "composer require symfony/security-bundle".');
}
return $this->container->get('security.authorization_checker')->isGranted($attribute, $subject);
}
/**
* Throws an exception unless the attribute is granted against the current authentication token and optionally
* supplied subject.

AbstractController->isGranted() in src/Controller/ForecastController.php (line 432)

'data2ui_forecast_city' => $city,
'data2ui_forecast_city_name' => $city->getName(),
'data2ui_forecast_city_insee' => $city->getInsee(),
'data2ui_forecast_city_name_url' => $city->getNameURL(),
'data2ui_forecast_city_base_url' => $this->generateUrl('forecast_city_public'),
'is_agri' => $this->isGranted('ROLE_AGRI'),
]);
}
#[Route(
path: '/resumes/ville/{city}.json',

ForecastController->doGetForecastForCity() in src/Controller/ForecastController.php (line 321)

Data2uiForecastController $data2uiForecastController,
#[ValueResolver(\App\HttpKernel\ArgumentResolver\CityValueResolver::class)] ?City $city = null,
int $day = 0,
?int $period = null
): Response {
return $this->doGetForecastForCity($request, $data2uiForecastController, $day, $period, 'public', $city);
}
#[Route(
path: '/agriculture/ville/{city}/{day}/{period}',
name: 'forecast_city_farmer',

in vendor/symfony/http-kernel/HttpKernel.php -> getForecastForCityGeneric (line 181)

$this->dispatcher->dispatch($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, $event);
$this->dispatcher->dispatch($event, KernelEvents::VIEW);

in vendor/symfony/http-kernel/HttpKernel.php -> handleRaw (line 76)

$request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
$this->requestStack->push($request);
$response = null;
try {
return $response = $this->handleRaw($request, $type);
} catch (\Throwable $e) {
if ($e instanceof \Error && !$this->handleAllThrowables) {
throw $e;
}

in vendor/symfony/http-kernel/Kernel.php -> handle (line 208)

if (!$this->handlingHttpCache) {
$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)

) {
}
public function run(): int
{
$response = $this->kernel->handle($this->request);
if (Kernel::VERSION_ID >= 60400) {
$response->send(false);
if (\function_exists('fastcgi_finish_request') && !$this->debug) {

in vendor/autoload_runtime.php -> run (line 29)

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

require_once('/srv/web-meteobretagne2025/vendor/autoload_runtime.php') in public/index.php (line 5)

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

Stack Trace

ErrorException
ErrorException: Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent at vendor/symfony/http-foundation/Session/Storage/Handler/NativeFileSessionHandler.php:49 at Symfony\Component\HttpFoundation\Session\Storage\Handler\NativeFileSessionHandler->__construct() (var/cache/prod/ContainerAbYlAq4/getSession_Handler_NativeFileService.php:25) at ContainerAbYlAq4\getSession_Handler_NativeFileService::do() (var/cache/prod/ContainerAbYlAq4/App_KernelProdDebugContainer.php:458) at ContainerAbYlAq4\App_KernelProdDebugContainer->load() (var/cache/prod/ContainerAbYlAq4/getSession_FactoryService.php:34) at ContainerAbYlAq4\getSession_FactoryService::do() (var/cache/prod/ContainerAbYlAq4/App_KernelProdDebugContainer.php:458) at ContainerAbYlAq4\App_KernelProdDebugContainer->load() (vendor/symfony/dependency-injection/Container.php:404) at Symfony\Component\DependencyInjection\Container->getService() (vendor/symfony/dependency-injection/Argument/ServiceLocator.php:40) at Symfony\Component\DependencyInjection\Argument\ServiceLocator->get() (vendor/symfony/http-kernel/EventListener/SessionListener.php:28) at Symfony\Component\HttpKernel\EventListener\SessionListener->getSession() (vendor/symfony/http-kernel/EventListener/AbstractSessionListener.php:81) at Symfony\Component\HttpKernel\EventListener\AbstractSessionListener->Symfony\Component\HttpKernel\EventListener\{closure}() (vendor/symfony/http-foundation/Request.php:748) at Symfony\Component\HttpFoundation\Request->getSession() (vendor/symfony/http-foundation/Request.php:765) at Symfony\Component\HttpFoundation\Request->hasPreviousSession() (vendor/symfony/security-http/Firewall/ContextListener.php:90) at Symfony\Component\Security\Http\Firewall\ContextListener->authenticate() (vendor/symfony/security-bundle/Debug/WrappedLazyListener.php:46) at Symfony\Bundle\SecurityBundle\Debug\WrappedLazyListener->authenticate() (vendor/symfony/security-bundle/Security/LazyFirewallContext.php:73) at Symfony\Bundle\SecurityBundle\Security\LazyFirewallContext->Symfony\Bundle\SecurityBundle\Security\{closure}() (vendor/symfony/security-core/Authentication/Token/Storage/TokenStorage.php:34) at Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorage->getToken() (vendor/symfony/security-core/Authentication/Token/Storage/UsageTrackingTokenStorage.php:44) at Symfony\Component\Security\Core\Authentication\Token\Storage\UsageTrackingTokenStorage->getToken() (vendor/symfony/security-core/Authorization/AuthorizationChecker.php:42) at Symfony\Component\Security\Core\Authorization\AuthorizationChecker->isGranted() (vendor/symfony/framework-bundle/Controller/AbstractController.php:209) at Symfony\Bundle\FrameworkBundle\Controller\AbstractController->isGranted() (src/Controller/ForecastController.php:432) at App\Controller\ForecastController->doGetForecastForCity() (src/Controller/ForecastController.php:321) at App\Controller\ForecastController->getForecastForCityGeneric() (vendor/symfony/http-kernel/HttpKernel.php:181) at Symfony\Component\HttpKernel\HttpKernel->handleRaw() (vendor/symfony/http-kernel/HttpKernel.php:76) at Symfony\Component\HttpKernel\HttpKernel->handle() (vendor/symfony/http-kernel/Kernel.php:208) at Symfony\Component\HttpKernel\Kernel->handle() (vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php:35) at Symfony\Component\Runtime\Runner\Symfony\HttpKernelRunner->run() (vendor/autoload_runtime.php:29) at require_once('/srv/web-meteobretagne2025/vendor/autoload_runtime.php') (public/index.php:5)

ErrorException

ErrorException:
Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent

  at vendor/symfony/http-foundation/Session/Storage/Handler/NativeFileSessionHandler.php:49
  at Symfony\Component\HttpFoundation\Session\Storage\Handler\NativeFileSessionHandler->__construct()
     (var/cache/prod/ContainerAbYlAq4/getSession_Handler_NativeFileService.php:25)
  at ContainerAbYlAq4\getSession_Handler_NativeFileService::do()
     (var/cache/prod/ContainerAbYlAq4/App_KernelProdDebugContainer.php:458)
  at ContainerAbYlAq4\App_KernelProdDebugContainer->load()
     (var/cache/prod/ContainerAbYlAq4/getSession_FactoryService.php:34)
  at ContainerAbYlAq4\getSession_FactoryService::do()
     (var/cache/prod/ContainerAbYlAq4/App_KernelProdDebugContainer.php:458)
  at ContainerAbYlAq4\App_KernelProdDebugContainer->load()
     (vendor/symfony/dependency-injection/Container.php:404)
  at Symfony\Component\DependencyInjection\Container->getService()
     (vendor/symfony/dependency-injection/Argument/ServiceLocator.php:40)
  at Symfony\Component\DependencyInjection\Argument\ServiceLocator->get()
     (vendor/symfony/http-kernel/EventListener/SessionListener.php:28)
  at Symfony\Component\HttpKernel\EventListener\SessionListener->getSession()
     (vendor/symfony/http-kernel/EventListener/AbstractSessionListener.php:81)
  at Symfony\Component\HttpKernel\EventListener\AbstractSessionListener->Symfony\Component\HttpKernel\EventListener\{closure}()
     (vendor/symfony/http-foundation/Request.php:748)
  at Symfony\Component\HttpFoundation\Request->getSession()
     (vendor/symfony/http-foundation/Request.php:765)
  at Symfony\Component\HttpFoundation\Request->hasPreviousSession()
     (vendor/symfony/security-http/Firewall/ContextListener.php:90)
  at Symfony\Component\Security\Http\Firewall\ContextListener->authenticate()
     (vendor/symfony/security-bundle/Debug/WrappedLazyListener.php:46)
  at Symfony\Bundle\SecurityBundle\Debug\WrappedLazyListener->authenticate()
     (vendor/symfony/security-bundle/Security/LazyFirewallContext.php:73)
  at Symfony\Bundle\SecurityBundle\Security\LazyFirewallContext->Symfony\Bundle\SecurityBundle\Security\{closure}()
     (vendor/symfony/security-core/Authentication/Token/Storage/TokenStorage.php:34)
  at Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorage->getToken()
     (vendor/symfony/security-core/Authentication/Token/Storage/UsageTrackingTokenStorage.php:44)
  at Symfony\Component\Security\Core\Authentication\Token\Storage\UsageTrackingTokenStorage->getToken()
     (vendor/symfony/security-core/Authorization/AuthorizationChecker.php:42)
  at Symfony\Component\Security\Core\Authorization\AuthorizationChecker->isGranted()
     (vendor/symfony/framework-bundle/Controller/AbstractController.php:209)
  at Symfony\Bundle\FrameworkBundle\Controller\AbstractController->isGranted()
     (src/Controller/ForecastController.php:432)
  at App\Controller\ForecastController->doGetForecastForCity()
     (src/Controller/ForecastController.php:321)
  at App\Controller\ForecastController->getForecastForCityGeneric()
     (vendor/symfony/http-kernel/HttpKernel.php:181)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw()
     (vendor/symfony/http-kernel/HttpKernel.php:76)
  at Symfony\Component\HttpKernel\HttpKernel->handle()
     (vendor/symfony/http-kernel/Kernel.php:208)
  at Symfony\Component\HttpKernel\Kernel->handle()
     (vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php:35)
  at Symfony\Component\Runtime\Runner\Symfony\HttpKernelRunner->run()
     (vendor/autoload_runtime.php:29)
  at require_once('/srv/web-meteobretagne2025/vendor/autoload_runtime.php')
     (public/index.php:5)

Symfony Exception

ErrorException

HTTP 500 Internal Server Error

Warning: ini_set(): Session ini settings cannot be changed after headers have already been sent

Exception

ErrorException

Stack Trace