diff --git a/weed/server/filer_grpc_server.go b/weed/server/filer_grpc_server.go
index 665ce2d9b..e5b30aedf 100644
--- a/weed/server/filer_grpc_server.go
+++ b/weed/server/filer_grpc_server.go
@@ -108,5 +108,5 @@ func (fs *FilerServer) DeleteEntry(ctx context.Context, req *filer_pb.DeleteEntr
 			}
 		}
 	}
-	return nil, err
+	return &filer_pb.DeleteEntryResponse{}, err
 }
diff --git a/weed/util/constants.go b/weed/util/constants.go
index 96cc83108..f96bfebca 100644
--- a/weed/util/constants.go
+++ b/weed/util/constants.go
@@ -1,5 +1,5 @@
 package util
 
 const (
-	VERSION = "0.77"
+	VERSION = "0.78"
 )