Error 500 Internal Server Error

GET https://smart-battery.xfile.pro/app/dashboard

IP
216.73.216.114
Profiled on
Token
369e7a

Exceptions

RuntimeError

HTTP 500 Internal Server Error

Impossible to access an attribute ("username") on a null variable.

Exception

Twig\Error\ RuntimeError

Show exception properties 
Twig\Error\RuntimeError {#729
  -lineno: 17
  -name: "telegram/app/block/navbar.html.twig"
  -rawMessage: "Impossible to access an attribute ("username") on a null variable."
  -sourcePath: "/usr/home/www/unit_xfile/smart-battery/site/templates/telegram/app/block/navbar.html.twig"
  -sourceCode: """
    <!-- Navbar Start -->\r\n
    <nav class="navbar navbar-expand bg-secondary navbar-dark sticky-top px-4 py-0" style="border-bottom: 1px solid black;" >\r\n
        <a href="{{ path('app_telegram_dashboard') }}" class="navbar-brand d-flex d-lg-none me-4">\r\n
            <h2 class="text-primary mb-0"><i class="fa fa-charging-station"></i></h2>\r\n
        </a>\r\n
        <a href="#" class="sidebar-toggler flex-shrink-0">\r\n
            <i class="fa fa-bars"></i>\r\n
        </a>\r\n
        {#        <form class="d-none d-md-flex ms-4">#}\r\n
        {#            <input class="form-control bg-dark border-0" type="search" placeholder="Search">#}\r\n
        {#        </form>#}\r\n
        <div class="navbar-nav align-items-center ms-auto">\r\n
    \r\n
            <div class="nav-item dropdown">\r\n
                <a href="#" class="nav-link dropdown-toggle" data-bs-toggle="dropdown">\r\n
                    <img class="rounded-circle me-lg-2" src="{{ asset('build/images/icons8-user-64.png') }}" alt="" style="width: 40px; height: 40px;">\r\n
                    <span class="d-none d-lg-inline-flex">{{ app.user.username }}</span>\r\n
                </a>\r\n
                <div class="dropdown-menu dropdown-menu-end bg-secondary border-0 rounded-0 rounded-bottom m-0">\r\n
                    <a href="#" class="dropdown-item">My Profile</a>\r\n
                    <a href="#" class="dropdown-item">Settings</a>\r\n
                    <a href="#" class="dropdown-item">Log Out</a>\r\n
                </div>\r\n
            </div>\r\n
        </div>\r\n
    </nav>\r\n
    \r\n
    <!-- Navbar End -->
    """
}
in templates/telegram/app/block/navbar.html.twig (line 17)
  1. <div class="navbar-nav align-items-center ms-auto">
  3. <div class="nav-item dropdown">
  4. <a href="#" class="nav-link dropdown-toggle" data-bs-toggle="dropdown">
  5. <img class="rounded-circle me-lg-2" src="{{ asset('build/images/icons8-user-64.png') }}" alt="" style="width: 40px; height: 40px;">
  6. <span class="d-none d-lg-inline-flex">{{ app.user.username }}</span>
  7. </a>
  8. <div class="dropdown-menu dropdown-menu-end bg-secondary border-0 rounded-0 rounded-bottom m-0">
  9. <a href="#" class="dropdown-item">My Profile</a>
  10. <a href="#" class="dropdown-item">Settings</a>
  11. <a href="#" class="dropdown-item">Log Out</a>
in var/cache/dev/twig/15/15c3d736186fad6ce2d68d2c7f066d5d.php :: getAttribute (line 75)
  1. // line 16
  2. yield $this->env->getRuntime('Twig\Runtime\EscaperRuntime')->escape($this->extensions['Symfony\Bridge\Twig\Extension\AssetExtension']->getAssetUrl("build/images/icons8-user-64.png"), "html", null, true);
  3. yield "\" alt=\"\" style=\"width: 40px; height: 40px;\">
  4. <span class=\"d-none d-lg-inline-flex\">";
  5. // line 17
  6. yield $this->env->getRuntime('Twig\Runtime\EscaperRuntime')->escape(CoreExtension::getAttribute($this->env, $this->source, CoreExtension::getAttribute($this->env, $this->source, (isset($context["app"]) || array_key_exists("app", $context) ? $context["app"] : (function () { throw new RuntimeError('Variable "app" does not exist.', 17, $this->source); })()), "user", [], "any", false, false, false, 17), "username", [], "any", false, false, false, 17), "html", null, true);
  7. yield "</span>
  8. </a>
  9. <div class=\"dropdown-menu dropdown-menu-end bg-secondary border-0 rounded-0 rounded-bottom m-0\">
  10. <a href=\"#\" class=\"dropdown-item\">My Profile</a>
  11. <a href=\"#\" class=\"dropdown-item\">Settings</a>
in vendor/twig/twig/src/Template.php -> doDisplay (line 398)
  1. {
  2. $context = $this->env->mergeGlobals($context);
  3. $blocks = array_merge($this->blocks, $blocks);
  5. try {
  6. yield from $this->doDisplay($context, $blocks);
  7. } catch (Error $e) {
  8. if (!$e->getSourceContext()) {
  9. $e->setSourceContext($this->getSourceContext());
  10. }
in var/cache/dev/twig/2f/2fd4f5c673dd6b8746b8f0116b7d02f9.php -> yield (line 318)
  1. $__internal_5a27a8ba21ca79b61932376b2fa922d2->enter($__internal_5a27a8ba21ca79b61932376b2fa922d2_prof = new \Twig\Profiler\Profile($this->getTemplateName(), "block", "navbar"));
  3. $__internal_6f47bbe9983af81f1e7450e9a3e3768f = $this->extensions["Symfony\\Bridge\\Twig\\Extension\\ProfilerExtension"];
  4. $__internal_6f47bbe9983af81f1e7450e9a3e3768f->enter($__internal_6f47bbe9983af81f1e7450e9a3e3768f_prof = new \Twig\Profiler\Profile($this->getTemplateName(), "block", "navbar"));
  6. yield from $this->loadTemplate("telegram/app/block/navbar.html.twig", "layout/telegram.html.twig", 58)->unwrap()->yield($context);
  8. $__internal_6f47bbe9983af81f1e7450e9a3e3768f->leave($__internal_6f47bbe9983af81f1e7450e9a3e3768f_prof);
  11. $__internal_5a27a8ba21ca79b61932376b2fa922d2->leave($__internal_5a27a8ba21ca79b61932376b2fa922d2_prof);
in vendor/twig/twig/src/Template.php -> block_navbar (line 442)
  1. throw new \LogicException('A block must be a method on a \Twig\Template instance.');
  2. }
  4. if (null !== $template) {
  5. try {
  6. yield from $template->$block($context, $blocks);
  7. } catch (Error $e) {
  8. if (!$e->getSourceContext()) {
  9. $e->setSourceContext($template->getSourceContext());
  10. }
in var/cache/dev/twig/2f/2fd4f5c673dd6b8746b8f0116b7d02f9.php -> yieldBlock (line 134)
  1. yield "
  2. \t\t\t<div class=\"content\">
  4. \t\t\t\t";
  5. // line 58
  6. yield from $this->unwrap()->yieldBlock('navbar', $context, $blocks);
  7. // line 59
  8. yield "
  9. \t\t\t\t";
  10. // line 60
  11. yield from $this->unwrap()->yieldBlock('body', $context, $blocks);
in vendor/twig/twig/src/Template.php -> doDisplay (line 398)
  1. {
  2. $context = $this->env->mergeGlobals($context);
  3. $blocks = array_merge($this->blocks, $blocks);
  5. try {
  6. yield from $this->doDisplay($context, $blocks);
  7. } catch (Error $e) {
  8. if (!$e->getSourceContext()) {
  9. $e->setSourceContext($this->getSourceContext());
  10. }
in var/cache/dev/twig/c2/c210af58cf81482d14410a5f833e9958.php -> yield (line 54)
  2. $__internal_6f47bbe9983af81f1e7450e9a3e3768f = $this->extensions["Symfony\\Bridge\\Twig\\Extension\\ProfilerExtension"];
  3. $__internal_6f47bbe9983af81f1e7450e9a3e3768f->enter($__internal_6f47bbe9983af81f1e7450e9a3e3768f_prof = new \Twig\Profiler\Profile($this->getTemplateName(), "template", "telegram/app/devices.html.twig"));
  5. $this->parent = $this->loadTemplate("layout/telegram.html.twig", "telegram/app/devices.html.twig", 1);
  6. yield from $this->parent->unwrap()->yield($context, array_merge($this->blocks, $blocks));
  8. $__internal_5a27a8ba21ca79b61932376b2fa922d2->leave($__internal_5a27a8ba21ca79b61932376b2fa922d2_prof);
  11. $__internal_6f47bbe9983af81f1e7450e9a3e3768f->leave($__internal_6f47bbe9983af81f1e7450e9a3e3768f_prof);
in vendor/twig/twig/src/Template.php -> doDisplay (line 398)
  1. {
  2. $context = $this->env->mergeGlobals($context);
  3. $blocks = array_merge($this->blocks, $blocks);
  5. try {
  6. yield from $this->doDisplay($context, $blocks);
  7. } catch (Error $e) {
  8. if (!$e->getSourceContext()) {
  9. $e->setSourceContext($this->getSourceContext());
  10. }
in vendor/twig/twig/src/Template.php -> yield (line 354)
  1. return $this->blocks;
  2. }
  4. public function display(array $context, array $blocks = []): void
  5. {
  6. foreach ($this->yield($context, $blocks) as $data) {
  7. echo $data;
  8. }
  9. }
  11. public function render(array $context): string
in vendor/twig/twig/src/Template.php -> display (line 369)
  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 38)
  1. $this->template = $template;
  2. }
  4. public function render(array $context = []): string
  5. {
  6. return $this->template->render($context);
  7. }
  9. public function display(array $context = [])
  10. {
  11. // using func_get_args() allows to not expose the blocks argument
in vendor/twig/twig/src/Environment.php -> render (line 306)
  1. * @throws SyntaxError When an error occurred during compilation
  2. * @throws RuntimeError When an error occurred during rendering
  3. */
  4. public function render($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 431)
  2. if (null !== $block) {
  3. return $this->container->get('twig')->load($view)->renderBlock($block, $parameters);
  4. }
  6. return $this->container->get('twig')->render($view, $parameters);
  7. }
  9. private function doRender(string $view, ?string $block, array $parameters, ?Response $response, string $method): Response
  10. {
  11. $content = $this->doRenderView($view, $block, $parameters, $method);
in vendor/symfony/framework-bundle/Controller/AbstractController.php -> doRenderView (line 436)
  1. return $this->container->get('twig')->render($view, $parameters);
  2. }
  4. private function doRender(string $view, ?string $block, array $parameters, ?Response $response, string $method): Response
  5. {
  6. $content = $this->doRenderView($view, $block, $parameters, $method);
  7. $response ??= new Response();
  9. if (200 === $response->getStatusCode()) {
  10. foreach ($parameters as $v) {
  11. if ($v instanceof FormInterface && $v->isSubmitted() && !$v->isValid()) {
in vendor/symfony/framework-bundle/Controller/AbstractController.php -> doRender (line 250)
  1. * If an invalid form is found in the list of parameters, a 422 status code is returned.
  2. * Forms found in parameters are auto-cast to form views.
  3. */
  4. protected function render(string $view, array $parameters = [], ?Response $response = null): Response
  5. {
  6. return $this->doRender($view, null, $parameters, $response, __FUNCTION__);
  7. }
  9. /**
  10. * Renders a block in a view.
  11. *
AbstractController->render('telegram/app/devices.html.twig', array('last_activity' => '')) in src/Controller/Telegram/AppController.php (line 67)
  1. return $this->devices();
  2. }
  4. #[Route('/app/devices', name: 'app_telegram_devices')]
  5. public function devices(): Response {
  6. return $this->render('telegram/app/devices.html.twig', [
  7. 'last_activity' => "",
  8. ]);
  9. }
  11. private function chart( ChartBuilderInterface $chartBuilder,
AppController->devices() in src/Controller/Telegram/AppController.php (line 62)
  1. 'sensors' => $sensors,
  2. 'trace' => $trace,
  3. 'chart' => $this->chart($chartBuilder,$entityManager,$sensor_capacity,$sensor_power),
  4. ]);
  5. }
  6. return $this->devices();
  7. }
  9. #[Route('/app/devices', name: 'app_telegram_devices')]
  10. public function devices(): Response {
  11. return $this->render('telegram/app/devices.html.twig', [
in vendor/symfony/http-kernel/HttpKernel.php -> dash (line 183)
  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, $event);
  11. $this->dispatcher->dispatch($event, KernelEvents::VIEW);
in vendor/symfony/http-kernel/HttpKernel.php -> handleRaw (line 76)
  1. $request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
  3. $this->requestStack->push($request);
  4. $response = null;
  5. try {
  6. return $response = $this->handleRaw($request, $type);
  7. } catch (\Throwable $e) {
  8. if ($e instanceof \Error && !$this->handleAllThrowables) {
  9. throw $e;
  10. }
in vendor/symfony/http-kernel/Kernel.php -> handle (line 182)
  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. }
in vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php -> handle (line 35)
  1. ) {
  2. }
  4. public function run(): int
  5. {
  6. $response = $this->kernel->handle($this->request);
  8. if (Kernel::VERSION_ID >= 60400) {
  9. $response->send(false);
  11. if (\function_exists('fastcgi_finish_request') && !$this->debug) {
in vendor/autoload_runtime.php -> run (line 29)
  1. $app = $app(...$args);
  3. exit(
  4. $runtime
  5. ->getRunner($app)
  6. ->run()
  7. );
require_once('/usr/home/www/unit_xfile/smart-battery/site/vendor/autoload_runtime.php') in public/index.php (line 5)
  1. <?php
  3. use App\Kernel;
  5. require_once dirname(__DIR__).'/vendor/autoload_runtime.php';
  7. return function (array $context) {
  8. return new Kernel($context['APP_ENV'], (bool) $context['APP_DEBUG']);
  9. };

Logs

Level Channel Message
INFO 10:19:35 request Matched route "_profiler". 
{
    "route": "_profiler",
    "route_parameters": {
        "_route": "_profiler",
        "_controller": "web_profiler.controller.profiler::panelAction",
        "token": "369e7a"
    },
    "request_uri": "https://smart-battery.xfile.pro/_profiler/369e7a",
    "method": "GET"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\DebugHandlersListener::configure". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\DebugHandlersListener::configure"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\ValidateRequestListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ValidateRequestListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bridge\Doctrine\Middleware\IdleConnection\Listener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bridge\\Doctrine\\Middleware\\IdleConnection\\Listener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::setDefaultLocale". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::setDefaultLocale"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::configureLogoutUrlGenerator". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::configureLogoutUrlGenerator"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.controller" to listener "Symfony\Bundle\FrameworkBundle\DataCollector\RouterDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Bundle\\FrameworkBundle\\DataCollector\\RouterDataCollector::onKernelController"
}
DEBUG 10:19:35 event Notified event "kernel.controller" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelController"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\Security\Http\EventListener\IsCsrfTokenValidAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\Security\\Http\\EventListener\\IsCsrfTokenValidAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\Security\Http\EventListener\IsGrantedAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\Security\\Http\\EventListener\\IsGrantedAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\HttpKernel\EventListener\CacheAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\CacheAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Container2PpNR9v\RequestPayloadValueResolverGhost01ca9cc::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Container2PpNR9v\\RequestPayloadValueResolverGhost01ca9cc::onKernelControllerArguments"
}
DEBUG 10:19:35 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 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\DebugHandlersListener::configure". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\DebugHandlersListener::configure"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\ValidateRequestListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ValidateRequestListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bridge\Doctrine\Middleware\IdleConnection\Listener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bridge\\Doctrine\\Middleware\\IdleConnection\\Listener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::setDefaultLocale". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::setDefaultLocale"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::configureLogoutUrlGenerator". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::configureLogoutUrlGenerator"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.controller" to listener "Symfony\Bundle\FrameworkBundle\DataCollector\RouterDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Bundle\\FrameworkBundle\\DataCollector\\RouterDataCollector::onKernelController"
}
DEBUG 10:19:35 event Notified event "kernel.controller" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelController"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\Security\Http\EventListener\IsCsrfTokenValidAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\Security\\Http\\EventListener\\IsCsrfTokenValidAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\Security\Http\EventListener\IsGrantedAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\Security\\Http\\EventListener\\IsGrantedAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\HttpKernel\EventListener\CacheAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\CacheAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Container2PpNR9v\RequestPayloadValueResolverGhost01ca9cc::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Container2PpNR9v\\RequestPayloadValueResolverGhost01ca9cc::onKernelControllerArguments"
}
DEBUG 10:19:35 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 10:19:35 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 10:19:35 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ResponseListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ResponseListener::onKernelResponse"
}
DEBUG 10:19:35 event Notified event "kernel.response" to listener "Symfony\Component\WebLink\EventListener\AddLinkHeaderListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\WebLink\\EventListener\\AddLinkHeaderListener::onKernelResponse"
}
DEBUG 10:19:35 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelResponse"
}
DEBUG 10:19:35 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\CacheAttributeListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\CacheAttributeListener::onKernelResponse"
}
DEBUG 10:19:35 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ProfilerListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ProfilerListener::onKernelResponse"
}
DEBUG 10:19:35 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\ErrorListener::removeCspHeader". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ErrorListener::removeCspHeader"
}
DEBUG 10:19:35 event Notified event "kernel.response" to listener "Symfony\Bundle\WebProfilerBundle\EventListener\WebDebugToolbarListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Bundle\\WebProfilerBundle\\EventListener\\WebDebugToolbarListener::onKernelResponse"
}
DEBUG 10:19:35 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\DisallowRobotsIndexingListener::onResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\DisallowRobotsIndexingListener::onResponse"
}
DEBUG 10:19:35 event Notified event "kernel.response" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelResponse". 
{
    "event": "kernel.response",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelResponse"
}
DEBUG 10:19:35 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 10:19:35 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 10:19:35 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 10:19:35 event Notified event "kernel.finish_request" to listener "Symfony\WebpackEncoreBundle\EventListener\ResetAssetsEventListener::resetAssets". 
{
    "event": "kernel.finish_request",
    "listener": "Symfony\\WebpackEncoreBundle\\EventListener\\ResetAssetsEventListener::resetAssets"
}
DEBUG 10:19:35 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 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\DebugHandlersListener::configure". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\DebugHandlersListener::configure"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\ValidateRequestListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\ValidateRequestListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bridge\Doctrine\Middleware\IdleConnection\Listener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bridge\\Doctrine\\Middleware\\IdleConnection\\Listener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\SessionListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\SessionListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::setDefaultLocale". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::setDefaultLocale"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\RouterListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\RouterListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Component\HttpKernel\EventListener\LocaleAwareListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\LocaleAwareListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::configureLogoutUrlGenerator". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::configureLogoutUrlGenerator"
}
DEBUG 10:19:35 event Notified event "kernel.request" to listener "Symfony\Bundle\SecurityBundle\Debug\TraceableFirewallListener::onKernelRequest". 
{
    "event": "kernel.request",
    "listener": "Symfony\\Bundle\\SecurityBundle\\Debug\\TraceableFirewallListener::onKernelRequest"
}
DEBUG 10:19:35 event Notified event "kernel.controller" to listener "Symfony\Bundle\FrameworkBundle\DataCollector\RouterDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Bundle\\FrameworkBundle\\DataCollector\\RouterDataCollector::onKernelController"
}
DEBUG 10:19:35 event Notified event "kernel.controller" to listener "Symfony\Component\HttpKernel\DataCollector\RequestDataCollector::onKernelController". 
{
    "event": "kernel.controller",
    "listener": "Symfony\\Component\\HttpKernel\\DataCollector\\RequestDataCollector::onKernelController"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\Security\Http\EventListener\IsCsrfTokenValidAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\Security\\Http\\EventListener\\IsCsrfTokenValidAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\Security\Http\EventListener\IsGrantedAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\Security\\Http\\EventListener\\IsGrantedAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Symfony\Component\HttpKernel\EventListener\CacheAttributeListener::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Symfony\\Component\\HttpKernel\\EventListener\\CacheAttributeListener::onKernelControllerArguments"
}
DEBUG 10:19:35 event Notified event "kernel.controller_arguments" to listener "Container2PpNR9v\RequestPayloadValueResolverGhost01ca9cc::onKernelControllerArguments". 
{
    "event": "kernel.controller_arguments",
    "listener": "Container2PpNR9v\\RequestPayloadValueResolverGhost01ca9cc::onKernelControllerArguments"
}
DEBUG 10:19:35 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"
}

Stack Trace

RuntimeError 
Twig\Error\RuntimeError:
Impossible to access an attribute ("username") on a null variable.

  at templates/telegram/app/block/navbar.html.twig:17
  at Twig\Extension\CoreExtension::getAttribute(object(Environment), object(Source), null, 'username', array(), 'any', false, false, false, 17)
     (var/cache/dev/twig/15/15c3d736186fad6ce2d68d2c7f066d5d.php:75)
  at __TwigTemplate_605ad6f67ddc1bd47e40fbb12b64134b->doDisplay(array('last_activity' => '', 'app' => object(AppVariable)), array())
     (vendor/twig/twig/src/Template.php:398)
  at Twig\Template->yield(array('last_activity' => '', 'app' => object(AppVariable)))
     (var/cache/dev/twig/2f/2fd4f5c673dd6b8746b8f0116b7d02f9.php:318)
  at __TwigTemplate_2468d4470efc2c33e758239b2aebcb6f->block_navbar(array('last_activity' => '', 'app' => object(AppVariable)), array('title' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_title'), 'stylesheets' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_stylesheets'), 'javascripts' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_javascripts'), 'body_id' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_body_id'), 'spinner' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_spinner'), 'sidebar' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_sidebar'), 'navbar' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_navbar'), 'body' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_body')))
     (vendor/twig/twig/src/Template.php:442)
  at Twig\Template->yieldBlock('navbar', array('last_activity' => '', 'app' => object(AppVariable)), array('title' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_title'), 'stylesheets' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_stylesheets'), 'javascripts' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_javascripts'), 'body_id' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_body_id'), 'spinner' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_spinner'), 'sidebar' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_sidebar'), 'navbar' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_navbar'), 'body' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_body')))
     (var/cache/dev/twig/2f/2fd4f5c673dd6b8746b8f0116b7d02f9.php:134)
  at __TwigTemplate_2468d4470efc2c33e758239b2aebcb6f->doDisplay(array('last_activity' => '', 'app' => object(AppVariable)), array('title' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_title'), 'stylesheets' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_stylesheets'), 'javascripts' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_javascripts'), 'body_id' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_body_id'), 'spinner' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_spinner'), 'sidebar' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_sidebar'), 'navbar' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_navbar'), 'body' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_body')))
     (vendor/twig/twig/src/Template.php:398)
  at Twig\Template->yield(array('last_activity' => '', 'app' => object(AppVariable)), array('title' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_title'), 'stylesheets' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_stylesheets'), 'javascripts' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_javascripts'), 'body_id' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_body_id'), 'spinner' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_spinner'), 'sidebar' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_sidebar'), 'navbar' => array(object(__TwigTemplate_2468d4470efc2c33e758239b2aebcb6f), 'block_navbar'), 'body' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_body')))
     (var/cache/dev/twig/c2/c210af58cf81482d14410a5f833e9958.php:54)
  at __TwigTemplate_e924456acdea0754357bfcd24ac2f78e->doDisplay(array('last_activity' => '', 'app' => object(AppVariable)), array('title' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_title'), 'body' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_body')))
     (vendor/twig/twig/src/Template.php:398)
  at Twig\Template->yield(array('last_activity' => '', 'app' => object(AppVariable)), array('title' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_title'), 'body' => array(object(__TwigTemplate_e924456acdea0754357bfcd24ac2f78e), 'block_body')))
     (vendor/twig/twig/src/Template.php:354)
  at Twig\Template->display(array('last_activity' => ''))
     (vendor/twig/twig/src/Template.php:369)
  at Twig\Template->render(array('last_activity' => ''))
     (vendor/twig/twig/src/TemplateWrapper.php:38)
  at Twig\TemplateWrapper->render(array('last_activity' => ''))
     (vendor/twig/twig/src/Environment.php:306)
  at Twig\Environment->render('telegram/app/devices.html.twig', array('last_activity' => ''))
     (vendor/symfony/framework-bundle/Controller/AbstractController.php:431)
  at Symfony\Bundle\FrameworkBundle\Controller\AbstractController->doRenderView('telegram/app/devices.html.twig', null, array('last_activity' => ''), 'render')
     (vendor/symfony/framework-bundle/Controller/AbstractController.php:436)
  at Symfony\Bundle\FrameworkBundle\Controller\AbstractController->doRender('telegram/app/devices.html.twig', null, array('last_activity' => ''), null, 'render')
     (vendor/symfony/framework-bundle/Controller/AbstractController.php:250)
  at Symfony\Bundle\FrameworkBundle\Controller\AbstractController->render('telegram/app/devices.html.twig', array('last_activity' => ''))
     (src/Controller/Telegram/AppController.php:67)
  at App\Controller\Telegram\AppController->devices()
     (src/Controller/Telegram/AppController.php:62)
  at App\Controller\Telegram\AppController->dash(object(Request), null, object(EntityManagerGhost614a58f), object(ChartBuilder))
     (vendor/symfony/http-kernel/HttpKernel.php:183)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw(object(Request), 1)
     (vendor/symfony/http-kernel/HttpKernel.php:76)
  at Symfony\Component\HttpKernel\HttpKernel->handle(object(Request), 1, true)
     (vendor/symfony/http-kernel/Kernel.php:182)
  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:29)
  at require_once('/usr/home/www/unit_xfile/smart-battery/site/vendor/autoload_runtime.php')
     (public/index.php:5)