diff --git a/Neos.ContentRepositoryRegistry/Classes/ContentRepositoryRegistry.php b/Neos.ContentRepositoryRegistry/Classes/ContentRepositoryRegistry.php
index 367ba4da484..2284fbc66f6 100644
--- a/Neos.ContentRepositoryRegistry/Classes/ContentRepositoryRegistry.php
+++ b/Neos.ContentRepositoryRegistry/Classes/ContentRepositoryRegistry.php
@@ -211,12 +211,18 @@ private function buildProjectionsFactory(ContentRepositoryId $contentRepositoryI
         (isset($contentRepositorySettings['projections']) && is_array($contentRepositorySettings['projections'])) || throw InvalidConfigurationException::fromMessage('Content repository "%s" does not have projections configured, or the value is no array.', $contentRepositoryId->value);
         $projectionsFactory = new ProjectionsAndCatchUpHooksFactory();
         foreach ($contentRepositorySettings['projections'] as $projectionName => $projectionOptions) {
+            if ($projectionOptions === null) {
+                continue;
+            }
             $projectionFactory = $this->objectManager->get($projectionOptions['factoryObjectName']);
             if (!$projectionFactory instanceof ProjectionFactoryInterface) {
                 throw InvalidConfigurationException::fromMessage('Projection factory object name for projection "%s" (content repository "%s") is not an instance of %s but %s.', $projectionName, $contentRepositoryId->value, ProjectionFactoryInterface::class, get_debug_type($projectionFactory));
             }
             $projectionsFactory->registerFactory($projectionFactory, $projectionOptions['options'] ?? []);
             foreach (($projectionOptions['catchUpHooks'] ?? []) as $catchUpHookOptions) {
+                if ($catchUpHookOptions === null) {
+                    continue;
+                }
                 $catchUpHookFactory = $this->objectManager->get($catchUpHookOptions['factoryObjectName']);
                 if (!$catchUpHookFactory instanceof CatchUpHookFactoryInterface) {
                     throw InvalidConfigurationException::fromMessage('CatchUpHook factory object name for projection "%s" (content repository "%s") is not an instance of %s but %s', $projectionName, $contentRepositoryId->value, CatchUpHookFactoryInterface::class, get_debug_type($catchUpHookFactory));
diff --git a/Neos.ContentRepositoryRegistry/Classes/Exception/InvalidConfigurationException.php b/Neos.ContentRepositoryRegistry/Classes/Exception/InvalidConfigurationException.php
index 6077daabacd..fe0f9bd12a3 100644
--- a/Neos.ContentRepositoryRegistry/Classes/Exception/InvalidConfigurationException.php
+++ b/Neos.ContentRepositoryRegistry/Classes/Exception/InvalidConfigurationException.php
@@ -1,13 +1,10 @@
 <?php
 namespace Neos\ContentRepositoryRegistry\Exception;
 
-use Neos\Flow\Annotations as Flow;
 use Neos\ContentRepository\Core\Factory\ContentRepositoryId;
 
-#[Flow\Proxy(false)]
 final class InvalidConfigurationException extends \RuntimeException
 {
-
     public static function missingPreset(ContentRepositoryId $contentRepositoryId, string $presetName): self
     {
         return new self(sprintf('The preset "%s" referred to in content repository "%s" does not exist', $presetName, $contentRepositoryId->value), 1650557150);