--- a/Lib/IMPL/Serialization.pm	Mon Aug 20 17:24:48 2012 +0400
+++ b/Lib/IMPL/Serialization.pm	Tue Aug 21 17:13:47 2012 +0400
@@ -182,7 +182,7 @@
     die new Exception("A reference to a not existing object found") if not $refObj;
     my $rhCurrentObj = $this->{$CurrentObject};
     
-    die new Exception("Found a reference to an object as a root of an object's graph") if not $rhCurrentObj;
+    die new Exception("The root object can't be a reference") if not $rhCurrentObj;
     
     if ($rhCurrentObj->{'Data'}) {
       die new Exception("Invalid serializaed data","Plain deserialization data for an object already exist") if not ref $rhCurrentObj->{'Data'};