diff --git a/core/Cache/SymfonyCacheManager.php b/core/Cache/SymfonyCacheManager.php
index 4fb7fe2..f204392 100644
--- a/core/Cache/SymfonyCacheManager.php
+++ b/core/Cache/SymfonyCacheManager.php
@@ -7,6 +7,8 @@ use Symfony\Component\Console\Input\ArrayInput;
 use Symfony\Component\Console\Output\BufferedOutput;
 use Symfony\Component\Finder\Finder;
 use Symfony\Component\HttpKernel\KernelInterface;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 
 /**
  * class SymfonyCacheManager.
@@ -16,10 +18,14 @@ use Symfony\Component\HttpKernel\KernelInterface;
 class SymfonyCacheManager
 {
     protected KernelInterface $kernel;
+    protected HttpClientInterface $httpClient;
+    protected UrlGeneratorInterface $urlGenerator;
 
-    public function __construct(KernelInterface $kernel)
+    public function __construct(KernelInterface $kernel, HttpClientInterface $httpClient, UrlGeneratorInterface $urlGenerator)
     {
         $this->kernel = $kernel;
+        $this->httpClient = $httpClient;
+        $this->urlGenerator = $urlGenerator;
     }
 
     public function cleanRouting()
@@ -31,9 +37,14 @@ class SymfonyCacheManager
             ->name('url_*.php*')
         ;
 
+        $pingUrl = $this->urlGenerator->generate('_ping', [], UrlGeneratorInterface::ABSOLUTE_URL);
+
         foreach ($finder as $file) {
             unlink((string) $file->getPathname());
         }
+
+        // Hack: used to regenerate cache of url generator
+        $this->httpClient->request('POST', $pingUrl);
     }
 
     public function cleanAll()
diff --git a/core/Controller/Admin/AdminController.php b/core/Controller/Admin/AdminController.php
index 799ae7a..67864e9 100644
--- a/core/Controller/Admin/AdminController.php
+++ b/core/Controller/Admin/AdminController.php
@@ -5,6 +5,7 @@ namespace App\Core\Controller\Admin;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
 use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
 
 abstract class AdminController extends AbstractController
 {
@@ -28,4 +29,12 @@ abstract class AdminController extends AbstractController
     }
 
     abstract protected function getSection(): string;
+
+    /**
+     * @Route("/_ping", name="_ping")
+     */
+    public function ping()
+    {
+        return $this->json(true);
+    }
 }
diff --git a/core/Controller/Site/NodeAdminController.php b/core/Controller/Site/NodeAdminController.php
index f9da5e5..940c2ea 100644
--- a/core/Controller/Site/NodeAdminController.php
+++ b/core/Controller/Site/NodeAdminController.php
@@ -72,7 +72,7 @@ class NodeAdminController extends AdminController
                     $pageLocator
                 );
 
-                $entityManager->update($entity);
+                $entityManager->create($entity);
 
                 $this->addFlash('success', 'The data has been saved.');
 
diff --git a/core/EventSuscriber/Site/NodeEventSubscriber.php b/core/EventSuscriber/Site/NodeEventSubscriber.php
index a682e68..2e107b3 100644
--- a/core/EventSuscriber/Site/NodeEventSubscriber.php
+++ b/core/EventSuscriber/Site/NodeEventSubscriber.php
@@ -50,6 +50,11 @@ class NodeEventSubscriber extends EntityManagerEventSubscriber
         return $entity instanceof Node;
     }
 
+    public function onPreCreate(EntityManagerEvent $event)
+    {
+        return $this->onPreUpdate($event);
+    }
+
     public function onPreUpdate(EntityManagerEvent $event)
     {
         if (!$this->support($event->getEntity())) {
diff --git a/core/Router/SiteRouteLoader.php b/core/Router/SiteRouteLoader.php
index 88c7857..8397d87 100644
--- a/core/Router/SiteRouteLoader.php
+++ b/core/Router/SiteRouteLoader.php
@@ -115,7 +115,6 @@ class SiteRouteLoader extends Loader
                     }
 
                     $route = new Route($url, $defaults, $requirements, [], $host);
-                    //$route->setHost($navigation->getDomain());
 
                     $routes->add($node->getRouteName(), $route);
                 }