diff --git a/Neos.Neos/Classes/FrontendRouting/Projection/DocumentUriPathFinder.php b/Neos.Neos/Classes/FrontendRouting/Projection/DocumentUriPathFinder.php
index b0ade4bd6e9..413d2dac480 100644
--- a/Neos.Neos/Classes/FrontendRouting/Projection/DocumentUriPathFinder.php
+++ b/Neos.Neos/Classes/FrontendRouting/Projection/DocumentUriPathFinder.php
@@ -242,7 +242,7 @@ private function fetchSingle(string $where, array $parameters): DocumentNodeInfo
             );
         } catch (DBALException $e) {
             throw new \RuntimeException(sprintf(
-                'Failed to load node for query "%s": %s',
+                'Failed to fetch a node, please ensure the projection is setup. Query "%s". %s',
                 $where,
                 $e->getMessage()
             ), 1599664746, $e);
@@ -273,7 +273,7 @@ private function fetchMultiple(string $where, array $parameters): DocumentNodeIn
             );
         } catch (DBALException $e) {
             throw new \RuntimeException(sprintf(
-                'Failed to load node for query "%s": %s',
+                'Failed to fetch multiple nodes, please ensure the projection is setup. Query "%s". %s',
                 $where,
                 $e->getMessage()
             ), 1683808640, $e);
@@ -314,7 +314,7 @@ public function disableCache(): void
     public function getDescendantsOfNode(DocumentNodeInfo $node): DocumentNodeInfos
     {
         return $this->fetchMultiple(
-            'dimensionSpacePointHash = :dimensionSpacePointHash 
+            'dimensionSpacePointHash = :dimensionSpacePointHash
             AND nodeAggregateIdPath LIKE :childNodeAggregateIdPathPrefix',
             [
                 'dimensionSpacePointHash' => $node->getDimensionSpacePointHash(),
diff --git a/Neos.Neos/Classes/FrontendRouting/SiteDetection/SiteDetectionMiddleware.php b/Neos.Neos/Classes/FrontendRouting/SiteDetection/SiteDetectionMiddleware.php
index 9f1003588d6..7728c3b5361 100644
--- a/Neos.Neos/Classes/FrontendRouting/SiteDetection/SiteDetectionMiddleware.php
+++ b/Neos.Neos/Classes/FrontendRouting/SiteDetection/SiteDetectionMiddleware.php
@@ -65,6 +65,7 @@ public function process(ServerRequestInterface $request, RequestHandlerInterface
             return $handler->handle($request);
         }
 
+        // doctrine is running and we could fetch a site. This makes no promise if the content repository is set up.
         $siteDetectionResult = SiteDetectionResult::create($site->getNodeName(), $site->getConfiguration()->contentRepositoryId);
         return $handler->handle($siteDetectionResult->storeInRequest($request));
     }