diff --git a/src/Symfony/Bundle/DoctrineMongoDBBundle/Logger/DoctrineMongoDBLogger.php b/src/Symfony/Bundle/DoctrineMongoDBBundle/Logger/DoctrineMongoDBLogger.php
index 68006922e37a3..68dfaa02b91a8 100644
--- a/src/Symfony/Bundle/DoctrineMongoDBBundle/Logger/DoctrineMongoDBLogger.php
+++ b/src/Symfony/Bundle/DoctrineMongoDBBundle/Logger/DoctrineMongoDBLogger.php
@@ -39,6 +39,10 @@ public function getNbQueries()
 
     public function getQueries()
     {
+        if (null === $this->logger) {
+            return false;
+        }
+        
         $logger = $this->logger->getDebugLogger();
 
         if (!$logger) {