From 1b6d17978c488f83eb5fb60a6ff9c99b679dd105 Mon Sep 17 00:00:00 2001
From: Daniel Blankenberg <dan@bx.psu.edu>
Date: Fri, 17 Oct 2008 13:31:17 -0400
Subject: [PATCH] Fix for optional datasets to work with metadata changes.

---
 lib/galaxy/util/none_like.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/galaxy/util/none_like.py b/lib/galaxy/util/none_like.py
index 1d5295082bd..67b8f3ea0f1 100644
--- a/lib/galaxy/util/none_like.py
+++ b/lib/galaxy/util/none_like.py
@@ -23,7 +23,7 @@ class NoneDataset( RecursiveNone ):
         if datatypes_registry is None: datatypes_registry = Registry()
         self.datatype = datatypes_registry.get_datatype_by_extension( ext )
         self._metadata = None
-        self.metadata = MetadataCollection( self, self.datatype.metadata_spec )
+        self.metadata = MetadataCollection( self )
     def __getattr__( self, name ):
         return "None"
     def missing_meta( self ):