diff --git a/Neos.ContentRepository.Core/Classes/NodeType/NodeTypeManager.php b/Neos.ContentRepository.Core/Classes/NodeType/NodeTypeManager.php
index cec5bd900a5..75cef7fa24f 100644
--- a/Neos.ContentRepository.Core/Classes/NodeType/NodeTypeManager.php
+++ b/Neos.ContentRepository.Core/Classes/NodeType/NodeTypeManager.php
@@ -16,7 +16,6 @@
 
 use Neos\ContentRepository\Core\SharedModel\Exception\NodeConfigurationException;
 use Neos\ContentRepository\Core\SharedModel\Exception\NodeTypeIsFinalException;
-use Neos\ContentRepository\Core\SharedModel\Exception\NodeTypeNotFound;
 use Neos\ContentRepository\Core\SharedModel\Node\NodeName;
 use Neos\Utility\Arrays;
 use Neos\Utility\Exception\PropertyNotAccessibleException;
@@ -106,8 +105,6 @@ public function getSubNodeTypes(string|NodeTypeName $superTypeName, bool $includ
 
     /**
      * Returns the specified node type (which could be abstract)
-     *
-     * @throws NodeTypeNotFound
      */
     public function getNodeType(string|NodeTypeName $nodeTypeName): ?NodeType
     {
@@ -242,7 +239,6 @@ public function isNodeTypeAllowedAsChildToTetheredNode(NodeTypeName $parentNodeT
      * @param array<string,mixed> $completeNodeTypeConfiguration the full node type configuration for all node types
      * @throws NodeConfigurationException
      * @throws NodeTypeIsFinalException
-     * @throws NodeTypeNotFound
      */
     private function loadNodeType(string $nodeTypeName, array &$completeNodeTypeConfiguration): NodeType
     {
@@ -251,7 +247,8 @@ private function loadNodeType(string $nodeTypeName, array &$completeNodeTypeConf
         }
 
         if (!isset($completeNodeTypeConfiguration[$nodeTypeName])) {
-            throw new NodeTypeNotFound('Node type "' . $nodeTypeName . '" does not exist', 1316451800);
+            // only thrown if a programming error occurred.
+            throw new \RuntimeException('Must not happen, logic error: Node type "' . $nodeTypeName . '" does not exist', 1316451800);
         }
 
         $nodeTypeConfiguration = $completeNodeTypeConfiguration[$nodeTypeName];