https://urotunisia.com/certifConference/download-certif-conference-participation/66

Forwarded to
ErrorController (111e61)
Method
GET
HTTP Status
500
IP
216.73.216.122
Profiled on
Token
c0fd09

Exceptions

RuntimeError

HTTP 500 Internal Server Error

Variable "certif_conferences" does not exist.

Exception

Twig\Error\ RuntimeError

in templates/backend/certif_conference/index.html.twig (line 54)
  1.                                             <th>Category</th>
  2.                                             <th>actions</th>
  3.                                         </tr>
  4.                                     </thead>
  5.                                     <tbody>
  6.                                         {% for certif_conference in certif_conferences %}
  7.                                             <tr>
  8.                                                 <td>{{ certif_conference.id }}</td>
  9.                                                 <td>{{ certif_conference.orateur }}</td>
  10.                                                 <td>{{ certif_conference.titre }}</td>
  11.                                                 <td>{{ certif_conference.session }}</td>
in var/cache/dev/twig/f6/f628e0a3acd9aafcffa27792634ccfa4874162ca98d3a5b1af81b4fc366708ca.php -> {closure} (line 129)
  1. \t\t\t\t\t\t\t\t\t</thead>
  2. \t\t\t\t\t\t\t\t\t<tbody>
  3. \t\t\t\t\t\t\t\t\t\t";
  4.         // line 54
  5.         $context['_parent'] = $context;
  6.         $context['_seq'] = twig_ensure_traversable((isset($context["certif_conferences"]) || array_key_exists("certif_conferences", $context) ? $context["certif_conferences"] : (function () { throw new RuntimeError('Variable "certif_conferences" does not exist.', 54, $this->source); })()));
  7.         $context['_iterated'] = false;
  8.         foreach ($context['_seq'] as $context["_key"] => $context["certif_conference"]) {
  9.             // line 55
  10.             echo "\t\t\t\t\t\t\t\t\t\t\t<tr>
  11. \t\t\t\t\t\t\t\t\t\t\t\t<td>";
in vendor/twig/twig/src/Template.php -> block_body (line 171)
  1.             throw new \LogicException('A block must be a method on a \Twig\Template instance.');
  2.         }
  4.         if (null !== $template) {
  5.             try {
  6.                 $template->$block($context, $blocks);
  7.             } catch (Error $e) {
  8.                 if (!$e->getSourceContext()) {
  9.                     $e->setSourceContext($template->getSourceContext());
  10.                 }
in var/cache/dev/twig/33/33b6fcb912bcd570afcd943bd7032948129327806e13a9deb65f1785a7b1c8dc.php -> displayBlock (line 86)
  1. \t\t\t";
  2.         // line 74
  3.         $this->displayBlock('nav', $context, $blocks);
  4.         // line 394
  5.         echo "\t\t\t";
  6.         $this->displayBlock('body', $context, $blocks);
  7.         // line 468
  8.         echo "
  9. \t\t\t";
  10.         // line 469
  11.         $this->displayBlock('footer', $context, $blocks);
in vendor/twig/twig/src/Template.php -> doDisplay (line 394)
  1.     }
  3.     protected function displayWithErrorHandling(array $context, array $blocks = [])
  4.     {
  5.         try {
  6.             $this->doDisplay($context, $blocks);
  7.         } catch (Error $e) {
  8.             if (!$e->getSourceContext()) {
  9.                 $e->setSourceContext($this->getSourceContext());
  10.             }
in vendor/twig/twig/src/Template.php -> displayWithErrorHandling (line 367)
  1.         return $this->blocks;
  2.     }
  4.     public function display(array $context, array $blocks = [])
  5.     {
  6.         $this->displayWithErrorHandling($this->env->mergeGlobals($context), array_merge($this->blocks, $blocks));
  7.     }
  9.     public function render(array $context)
  10.     {
  11.         $level = ob_get_level();
in var/cache/dev/twig/f6/f628e0a3acd9aafcffa27792634ccfa4874162ca98d3a5b1af81b4fc366708ca.php -> display (line 48)
  2.         $__internal_319393461309892924ff6e74d6d6e64287df64b63545b994e100d4ab223aed02 = $this->extensions["Symfony\\Bridge\\Twig\\Extension\\ProfilerExtension"];
  3.         $__internal_319393461309892924ff6e74d6d6e64287df64b63545b994e100d4ab223aed02->enter($__internal_319393461309892924ff6e74d6d6e64287df64b63545b994e100d4ab223aed02_prof = new \Twig\Profiler\Profile($this->getTemplateName(), "template", "backend/certif_conference/index.html.twig"));
  5.         $this->parent = $this->loadTemplate("backend/backend/add.html.twig", "backend/certif_conference/index.html.twig", 1);
  6.         $this->parent->display($context, array_merge($this->blocks, $blocks));
  7.         
  8.         $__internal_085b0142806202599c7fe3b329164a92397d8978207a37e79d70b8c52599e33e->leave($__internal_085b0142806202599c7fe3b329164a92397d8978207a37e79d70b8c52599e33e_prof);
  10.         
  11.         $__internal_319393461309892924ff6e74d6d6e64287df64b63545b994e100d4ab223aed02->leave($__internal_319393461309892924ff6e74d6d6e64287df64b63545b994e100d4ab223aed02_prof);
in vendor/twig/twig/src/Template.php -> doDisplay (line 394)
  1.     }
  3.     protected function displayWithErrorHandling(array $context, array $blocks = [])
  4.     {
  5.         try {
  6.             $this->doDisplay($context, $blocks);
  7.         } catch (Error $e) {
  8.             if (!$e->getSourceContext()) {
  9.                 $e->setSourceContext($this->getSourceContext());
  10.             }
in vendor/twig/twig/src/Template.php -> displayWithErrorHandling (line 367)
  1.         return $this->blocks;
  2.     }
  4.     public function display(array $context, array $blocks = [])
  5.     {
  6.         $this->displayWithErrorHandling($this->env->mergeGlobals($context), array_merge($this->blocks, $blocks));
  7.     }
  9.     public function render(array $context)
  10.     {
  11.         $level = ob_get_level();
in vendor/twig/twig/src/Template.php -> display (line 379)
  1.             ob_start();
  2.         } else {
  3.             ob_start(function () { return ''; });
  4.         }
  5.         try {
  6.             $this->display($context);
  7.         } catch (\Throwable $e) {
  8.             while (ob_get_level() > $level) {
  9.                 ob_end_clean();
  10.             }
in vendor/twig/twig/src/TemplateWrapper.php -> render (line 40)
  2.     public function render(array $context = []): string
  3.     {
  4.         // using func_get_args() allows to not expose the blocks argument
  5.         // as it should only be used by internal code
  6.         return $this->template->render($context, \func_get_args()[1] ?? []);
  7.     }
  9.     public function display(array $context = [])
  10.     {
  11.         // using func_get_args() allows to not expose the blocks argument
in vendor/twig/twig/src/Environment.php -> render (line 277)
  1.      * @throws SyntaxError  When an error occurred during compilation
  2.      * @throws RuntimeError When an error occurred during rendering
  3.      */
  4.     public function render($name, array $context = []): string
  5.     {
  6.         return $this->load($name)->render($context);
  7.     }
  9.     /**
  10.      * Displays a template.
  11.      *
in vendor/symfony/framework-bundle/Controller/AbstractController.php -> render (line 258)
  1.     {
  2.         if (!$this->container->has('twig')) {
  3.             throw new \LogicException('You cannot use the "renderView" method if the Twig Bundle is not available. Try running "composer require symfony/twig-bundle".');
  4.         }
  6.         return $this->container->get('twig')->render($view, $parameters);
  7.     }
  9.     /**
  10.      * Renders a view.
  11.      */
in vendor/symfony/framework-bundle/Controller/AbstractController.php -> renderView (line 266)
  1.     /**
  2.      * Renders a view.
  3.      */
  4.     protected function render(string $view, array $parameters = [], Response $response = null): Response
  5.     {
  6.         $content = $this->renderView($view, $parameters);
  8.         if (null === $response) {
  9.             $response = new Response();
  10.         }
AbstractController->render('backend/certif_conference/index.html.twig', array()) in src/Controller/Backend/CertifConferenceController.php (line 227)
  2.         // Output the generated PDF to Browser (force download)
  3.         $dompdf->stream("Certificat-" . $certifConference->getOrateur() . ".pdf", [
  4.             "Attachment" => false
  5.         ]);
  6.         return $this->render('backend/certif_conference/index.html.twig', array());
  7.     }
  8. }
in vendor/symfony/http-kernel/HttpKernel.php -> certificats_of_attendance (line 153)
  1.         $this->dispatcher->dispatch($event, KernelEvents::CONTROLLER_ARGUMENTS);
  2.         $controller = $event->getController();
  3.         $arguments = $event->getArguments();
  5.         // call controller
  6.         $response = $controller(...$arguments);
  8.         // view
  9.         if (!$response instanceof Response) {
  10.             $event = new ViewEvent($this, $request, $type, $response);
  11.             $this->dispatcher->dispatch($event, KernelEvents::VIEW);
in vendor/symfony/http-kernel/HttpKernel.php -> handleRaw (line 75)
  1.     {
  2.         $request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
  4.         $this->requestStack->push($request);
  5.         try {
  6.             return $this->handleRaw($request, $type);
  7.         } catch (\Exception $e) {
  8.             if ($e instanceof RequestExceptionInterface) {
  9.                 $e = new BadRequestHttpException($e->getMessage(), $e);
  10.             }
  11.             if (false === $catch) {
in vendor/symfony/http-kernel/Kernel.php -> handle (line 202)
  1.         $this->boot();
  2.         ++$this->requestStackSize;
  3.         $this->resetServices = true;
  5.         try {
  6.             return $this->getHttpKernel()->handle($request, $type, $catch);
  7.         } finally {
  8.             --$this->requestStackSize;
  9.         }
  10.     }
Kernel->handle(object(Request)) in public/index.php (line 20)
  1.     Debug::enable();
  2. }
  4. $kernel = new Kernel($_SERVER['APP_ENV'], (bool) $_SERVER['APP_DEBUG']);
  5. $request = Request::createFromGlobals();
  6. $response = $kernel->handle($request);
  7. $response->send();
  8. $kernel->terminate($request, $response);

Logs

Level Channel Message
INFO 12:41:04 request Matched route "_profiler". 
{
    "route": "_profiler",
    "route_parameters": {
        "_route": "_profiler",
        "_controller": "web_profiler.controller.profiler::panelAction",
        "token": "latest"
    },
    "request_uri": "https://www.urotunisia.com/_profiler/latest?ip=196.178.218.190",
    "method": "GET"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\DebugHandlersListener::configure". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\DebugHandlersListener::configure"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\ValidateRequestListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ValidateRequestListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::setDefaultLocale". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::setDefaultLocale"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "App\EventSubscriber\LocaleSubscriber::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "App\\EventSubscriber\\LocaleSubscriber::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::configureLogoutUrlGenerator". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::configureLogoutUrlGenerator"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Knp\Bundle\PaginatorBundle\Subscriber\SlidingPaginationSubscriber::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Knp\\Bundle\\PaginatorBundle\\Subscriber\\SlidingPaginationSubscriber::onKernelRequest"
}
INFO 12:41:04 doctrine Connecting with parameters {params} 
{
    "params": {
        "url": "<redacted>",
        "driver": "pdo_mysql",
        "host": "urotunisuzuro.mysql.db",
        "port": null,
        "user": "urotunisuzuro",
        "password": "<redacted>",
        "driverOptions": [],
        "defaultTableOptions": {
            "collation": "utf8mb4_unicode_ci"
        },
        "dbname": "urotunisuzuro",
        "charset": "utf8mb4"
    }
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Symfony\Bundle\FrameworkBundle\DataCollector\RouterDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Bundle\\FrameworkBundle\\DataCollector\\RouterDataCollector::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\ControllerListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\ControllerListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\ParamConverterListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\ParamConverterListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\HttpCacheListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\HttpCacheListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\TemplateListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\TemplateListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\HttpKernel\EventListener\ErrorListener::onControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ErrorListener::onControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\SecurityListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\SecurityListener::onKernelControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\IsGrantedListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\IsGrantedListener::onKernelControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\DebugHandlersListener::configure". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\DebugHandlersListener::configure"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\ValidateRequestListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ValidateRequestListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::setDefaultLocale". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::setDefaultLocale"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "App\EventSubscriber\LocaleSubscriber::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "App\\EventSubscriber\\LocaleSubscriber::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::configureLogoutUrlGenerator". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::configureLogoutUrlGenerator"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Knp\Bundle\PaginatorBundle\Subscriber\SlidingPaginationSubscriber::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Knp\\Bundle\\PaginatorBundle\\Subscriber\\SlidingPaginationSubscriber::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Symfony\Bundle\FrameworkBundle\DataCollector\RouterDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Bundle\\FrameworkBundle\\DataCollector\\RouterDataCollector::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\ControllerListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\ControllerListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\ParamConverterListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\ParamConverterListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\HttpCacheListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\HttpCacheListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\TemplateListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\TemplateListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\HttpKernel\EventListener\ErrorListener::onControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ErrorListener::onControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\SecurityListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\SecurityListener::onKernelControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\IsGrantedListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\IsGrantedListener::onKernelControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\Security\Http\Firewall\ContextListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\Security\\Http\\Firewall\\ContextListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ResponseListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ResponseListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\WebLink\EventListener\AddLinkHeaderListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\WebLink\\EventListener\\AddLinkHeaderListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\Security\Http\RememberMe\ResponseListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\Security\\Http\\RememberMe\\ResponseListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\HttpCacheListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\HttpCacheListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ProfilerListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ProfilerListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ErrorListener::removeCspHeader". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ErrorListener::removeCspHeader"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Bundle\WebProfilerBundle\EventListener\WebDebugToolbarListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Bundle\\WebProfilerBundle\\EventListener\\WebDebugToolbarListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\StreamedResponseListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\StreamedResponseListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\DebugHandlersListener::configure". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\DebugHandlersListener::configure"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\ValidateRequestListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ValidateRequestListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::setDefaultLocale". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::setDefaultLocale"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "App\EventSubscriber\LocaleSubscriber::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "App\\EventSubscriber\\LocaleSubscriber::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::configureLogoutUrlGenerator". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::configureLogoutUrlGenerator"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Knp\Bundle\PaginatorBundle\Subscriber\SlidingPaginationSubscriber::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Knp\\Bundle\\PaginatorBundle\\Subscriber\\SlidingPaginationSubscriber::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Symfony\Bundle\FrameworkBundle\DataCollector\RouterDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Bundle\\FrameworkBundle\\DataCollector\\RouterDataCollector::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\ControllerListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\ControllerListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\ParamConverterListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\ParamConverterListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\HttpCacheListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\HttpCacheListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\TemplateListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\TemplateListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\HttpKernel\EventListener\ErrorListener::onControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ErrorListener::onControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\SecurityListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\SecurityListener::onKernelControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\IsGrantedListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\IsGrantedListener::onKernelControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\Security\Http\Firewall\ContextListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\Security\\Http\\Firewall\\ContextListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ResponseListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ResponseListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\WebLink\EventListener\AddLinkHeaderListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\WebLink\\EventListener\\AddLinkHeaderListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\Security\Http\RememberMe\ResponseListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\Security\\Http\\RememberMe\\ResponseListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\HttpCacheListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\HttpCacheListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ProfilerListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ProfilerListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ErrorListener::removeCspHeader". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ErrorListener::removeCspHeader"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Bundle\WebProfilerBundle\EventListener\WebDebugToolbarListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Bundle\\WebProfilerBundle\\EventListener\\WebDebugToolbarListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\StreamedResponseListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\StreamedResponseListener::onKernelResponse"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.finish_request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelFinishRequest". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelFinishRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\DebugHandlersListener::configure". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\DebugHandlersListener::configure"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\ValidateRequestListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ValidateRequestListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::setDefaultLocale". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::setDefaultLocale"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "App\EventSubscriber\LocaleSubscriber::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "App\\EventSubscriber\\LocaleSubscriber::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::configureLogoutUrlGenerator". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::configureLogoutUrlGenerator"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.request" to listener "Knp\Bundle\PaginatorBundle\Subscriber\SlidingPaginationSubscriber::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Knp\\Bundle\\PaginatorBundle\\Subscriber\\SlidingPaginationSubscriber::onKernelRequest"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Symfony\Bundle\FrameworkBundle\DataCollector\RouterDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Bundle\\FrameworkBundle\\DataCollector\\RouterDataCollector::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\ControllerListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\ControllerListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\ParamConverterListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\ParamConverterListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\HttpCacheListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\HttpCacheListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\TemplateListener::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\TemplateListener::onKernelController"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\HttpKernel\EventListener\ErrorListener::onControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ErrorListener::onControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\SecurityListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\SecurityListener::onKernelControllerArguments"
}
DEBUG 12:41:04 event Notified event "kernel.controller_arguments" to listener "Sensio\Bundle\FrameworkExtraBundle\EventListener\IsGrantedListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Sensio\\Bundle\\FrameworkExtraBundle\\EventListener\\IsGrantedListener::onKernelControllerArguments"
}

Stack Trace

RuntimeError 
Twig\Error\RuntimeError:
Variable "certif_conferences" does not exist.

  at templates/backend/certif_conference/index.html.twig:54
  at __TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc->{closure}()
     (var/cache/dev/twig/f6/f628e0a3acd9aafcffa27792634ccfa4874162ca98d3a5b1af81b4fc366708ca.php:129)
  at __TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc->block_body(array('app' => object(AppVariable), 'locales' => array('en', 'fr'), '_parent' => array('app' => object(AppVariable), 'locales' => array('en', 'fr'))), array('title' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_title'), 'css' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_css'), 'nav' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_nav'), 'body' => array(object(__TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc), 'block_body'), 'footer' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_footer'), 'js' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_js')))
     (vendor/twig/twig/src/Template.php:171)
  at Twig\Template->displayBlock('body', array('app' => object(AppVariable), 'locales' => array('en', 'fr')), array('title' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_title'), 'css' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_css'), 'nav' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_nav'), 'body' => array(object(__TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc), 'block_body'), 'footer' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_footer'), 'js' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_js')))
     (var/cache/dev/twig/33/33b6fcb912bcd570afcd943bd7032948129327806e13a9deb65f1785a7b1c8dc.php:86)
  at __TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7->doDisplay(array('app' => object(AppVariable), 'locales' => array('en', 'fr')), array('title' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_title'), 'css' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_css'), 'nav' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_nav'), 'body' => array(object(__TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc), 'block_body'), 'footer' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_footer'), 'js' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_js')))
     (vendor/twig/twig/src/Template.php:394)
  at Twig\Template->displayWithErrorHandling(array('app' => object(AppVariable), 'locales' => array('en', 'fr')), array('title' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_title'), 'css' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_css'), 'nav' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_nav'), 'body' => array(object(__TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc), 'block_body'), 'footer' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_footer'), 'js' => array(object(__TwigTemplate_b6f682d612c3e93c0d3c8908dc529c435333be261a69305bf99a1219022398c7), 'block_js')))
     (vendor/twig/twig/src/Template.php:367)
  at Twig\Template->display(array('app' => object(AppVariable), 'locales' => array('en', 'fr')), array('body' => array(object(__TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc), 'block_body')))
     (var/cache/dev/twig/f6/f628e0a3acd9aafcffa27792634ccfa4874162ca98d3a5b1af81b4fc366708ca.php:48)
  at __TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc->doDisplay(array('app' => object(AppVariable), 'locales' => array('en', 'fr')), array('body' => array(object(__TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc), 'block_body')))
     (vendor/twig/twig/src/Template.php:394)
  at Twig\Template->displayWithErrorHandling(array('app' => object(AppVariable), 'locales' => array('en', 'fr')), array('body' => array(object(__TwigTemplate_f90717cc3a80293a18099ec5198bc821a5e7ba28174750a8a8c9c0f24ac0a8fc), 'block_body')))
     (vendor/twig/twig/src/Template.php:367)
  at Twig\Template->display(array())
     (vendor/twig/twig/src/Template.php:379)
  at Twig\Template->render(array(), array())
     (vendor/twig/twig/src/TemplateWrapper.php:40)
  at Twig\TemplateWrapper->render(array())
     (vendor/twig/twig/src/Environment.php:277)
  at Twig\Environment->render('backend/certif_conference/index.html.twig', array())
     (vendor/symfony/framework-bundle/Controller/AbstractController.php:258)
  at Symfony\Bundle\FrameworkBundle\Controller\AbstractController->renderView('backend/certif_conference/index.html.twig', array())
     (vendor/symfony/framework-bundle/Controller/AbstractController.php:266)
  at Symfony\Bundle\FrameworkBundle\Controller\AbstractController->render('backend/certif_conference/index.html.twig', array())
     (src/Controller/Backend/CertifConferenceController.php:227)
  at App\Controller\Backend\CertifConferenceController->certificats_of_attendance(object(CertifConferenceRepository), '66')
     (vendor/symfony/http-kernel/HttpKernel.php:153)
  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))
     (public/index.php:20)