diff -r 7ca4f2049d3b -r 4d9d490d7bbe mercurial/wireproto.py
--- a/mercurial/wireproto.py	Mon Apr 14 15:33:50 2014 -0400
+++ b/mercurial/wireproto.py	Mon Apr 14 15:45:30 2014 -0400
@@ -766,7 +766,7 @@
         try:
             proto.getfile(fp)
             fp.seek(0)
-            gen = exchange.readbundle(fp, None)
+            gen = exchange.readbundle(repo.ui, fp, None)
             r = exchange.unbundle(repo, gen, their_heads, 'serve',
                                   proto._client())
             return pushres(r)