From dd6f6cb097c202becf4b85577b0babe7c87943f1 Mon Sep 17 00:00:00 2001
From: Benjamin Eberlei <kontakt@beberlei.de>
Date: Sat, 15 Oct 2011 16:03:50 +0200
Subject: [PATCH] Fix notice

---
 lib/Doctrine/ORM/UnitOfWork.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Doctrine/ORM/UnitOfWork.php b/lib/Doctrine/ORM/UnitOfWork.php
index 73d9757de..f53ec67a7 100644
--- a/lib/Doctrine/ORM/UnitOfWork.php
+++ b/lib/Doctrine/ORM/UnitOfWork.php
@@ -2456,6 +2456,6 @@ class UnitOfWork implements PropertyChangedListener
         if ( ! is_object($object) ) {
             throw new InvalidArgumentException("Managed entity required");
         }
-        return $this->readOnlyObjects[spl_object_hash($object)];
+        return isset($this->readOnlyObjects[spl_object_hash($object)]);
     }
 }