https://admin.copywritely.com/sse

Method
GET
HTTP Status
406
IP
2a10:3c0:101:0:1:42:0:5
Profiled on
Thu, 02 Apr 2026 14:50:08 +0000
Token
d3e6d5

Exceptions

NotAcceptableHttpException

HTTP 406 Not Acceptable

No matching accepted Response format could be determined

Exception

Symfony\Component\HttpKernel\Exception\ NotAcceptableHttpException

in vendor/friendsofsymfony/rest-bundle/EventListener/FormatListener.php (line 71)
  1.                 }
  2.             }
  4.             if (null === $format) {
  5.                 if (HttpKernelInterface::MASTER_REQUEST === $event->getRequestType()) {
  6.                     throw new NotAcceptableHttpException('No matching accepted Response format could be determined');
  7.                 }
  9.                 return;
  10.             }
FormatListener->onKernelRequest(object(GetResponseEvent), 'kernel.request', object(TraceableEventDispatcher))
call_user_func(array(object(FormatListener), 'onKernelRequest'), object(GetResponseEvent), 'kernel.request', object(TraceableEventDispatcher)) in vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/Debug/WrappedListener.php (line 104)
  1.     {
  2.         $this->called = true;
  4.         $e = $this->stopwatch->start($this->name, 'event_listener');
  6.         call_user_func($this->listener, $event, $eventName, $this->dispatcher ?: $dispatcher);
  8.         if ($e->isStarted()) {
  9.             $e->stop();
  10.         }
WrappedListener->__invoke(object(GetResponseEvent), 'kernel.request', object(ContainerAwareEventDispatcher)) in vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/EventDispatcher.php (line 212)
  1.     {
  2.         foreach ($listeners as $listener) {
  3.             if ($event->isPropagationStopped()) {
  4.                 break;
  5.             }
  6.             \call_user_func($listener, $event, $eventName, $this);
  7.         }
  8.     }
  10.     /**
  11.      * Sorts the internal list of listeners for the given event by priority.
EventDispatcher->doDispatch(array(object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener)), 'kernel.request', object(GetResponseEvent)) in vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/EventDispatcher.php (line 44)
  1.         if (null === $event) {
  2.             $event = new Event();
  3.         }
  5.         if ($listeners = $this->getListeners($eventName)) {
  6.             $this->doDispatch($listeners, $eventName, $event);
  7.         }
  9.         return $event;
  10.     }
EventDispatcher->dispatch('kernel.request', object(GetResponseEvent)) in vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/Debug/TraceableEventDispatcher.php (line 139)
  1.         $this->preProcess($eventName);
  2.         $this->preDispatch($eventName, $event);
  4.         $e = $this->stopwatch->start($eventName, 'section');
  6.         $this->dispatcher->dispatch($eventName, $event);
  8.         if ($e->isStarted()) {
  9.             $e->stop();
  10.         }
TraceableEventDispatcher->dispatch('kernel.request', object(GetResponseEvent)) in vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php (line 129)
  1.     {
  2.         $this->requestStack->push($request);
  4.         // request
  5.         $event = new GetResponseEvent($this, $request, $type);
  6.         $this->dispatcher->dispatch(KernelEvents::REQUEST, $event);
  8.         if ($event->hasResponse()) {
  9.             return $this->filterResponse($event->getResponse(), $request, $type);
  10.         }
HttpKernel->handleRaw(object(Request), 1) in vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php (line 68)
  1.     public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
  2.     {
  3.         $request->headers->set('X-Php-Ob-Level', ob_get_level());
  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) {
HttpKernel->handle(object(Request), 1, true) in vendor/symfony/symfony/src/Symfony/Component/HttpKernel/Kernel.php (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 web/app_dev.php (line 18)
  2. $env = getenv('SYMFONY_ENV') ?: 'dev';
  4. $kernel = new AppKernel($env, true);
  5. $request = Request::createFromGlobals();
  6. $response = $kernel->handle($request);
  7. $response->send();
  8. $kernel->terminate($request, $response);

Stack Trace

NotAcceptableHttpException 

Symfony\Component\HttpKernel\Exception\NotAcceptableHttpException:
No matching accepted Response format could be determined

  at vendor/friendsofsymfony/rest-bundle/EventListener/FormatListener.php:71
  at FOS\RestBundle\EventListener\FormatListener->onKernelRequest(object(GetResponseEvent), 'kernel.request', object(TraceableEventDispatcher))
  at call_user_func(array(object(FormatListener), 'onKernelRequest'), object(GetResponseEvent), 'kernel.request', object(TraceableEventDispatcher))
     (vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/Debug/WrappedListener.php:104)
  at Symfony\Component\EventDispatcher\Debug\WrappedListener->__invoke(object(GetResponseEvent), 'kernel.request', object(ContainerAwareEventDispatcher))
     (vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/EventDispatcher.php:212)
  at Symfony\Component\EventDispatcher\EventDispatcher->doDispatch(array(object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener), object(WrappedListener)), 'kernel.request', object(GetResponseEvent))
     (vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/EventDispatcher.php:44)
  at Symfony\Component\EventDispatcher\EventDispatcher->dispatch('kernel.request', object(GetResponseEvent))
     (vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/Debug/TraceableEventDispatcher.php:139)
  at Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher->dispatch('kernel.request', object(GetResponseEvent))
     (vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php:129)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw(object(Request), 1)
     (vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php:68)
  at Symfony\Component\HttpKernel\HttpKernel->handle(object(Request), 1, true)
     (vendor/symfony/symfony/src/Symfony/Component/HttpKernel/Kernel.php:202)
  at Symfony\Component\HttpKernel\Kernel->handle(object(Request))
     (web/app_dev.php:18)