diff --git a/fastlib2/contrib/nvasil/all_centroid_knn/all_centroid_knn.h b/fastlib2/contrib/nvasil/all_centroid_knn/all_centroid_knn.h
index d0258738ac..735dd79424 100644
--- a/fastlib2/contrib/nvasil/all_centroid_knn/all_centroid_knn.h
+++ b/fastlib2/contrib/nvasil/all_centroid_knn/all_centroid_knn.h
@@ -266,7 +266,7 @@ class AllCentroidkNN {
     tree_max_depth_=0;
     tree_min_depth_=RAND_MAX;
     ComputeDepth_(tree_for_centroids_, 0);
-    NOTIFY("Tree max depth:%i min depth:%i \n", tree_max_depth_, tree_min_depth_);
+    NOTIFY("Tree max_depth:%i min_depth:%i \n", tree_max_depth_, tree_min_depth_);
   }
 
 /*  
diff --git a/fastlib2/contrib/nvasil/multiscale_mvu/multiscale_mvu.h b/fastlib2/contrib/nvasil/multiscale_mvu/multiscale_mvu.h
index aebfd37135..963ffef358 100644
--- a/fastlib2/contrib/nvasil/multiscale_mvu/multiscale_mvu.h
+++ b/fastlib2/contrib/nvasil/multiscale_mvu/multiscale_mvu.h
@@ -39,7 +39,9 @@ class MultiscaleMVU {
     dimension_=points.n_rows();
     num_of_points_=points.n_cols();
   }
-  void Destruct();
+  void Destruct() {
+  
+  }
   void ComputeOptimum() {
     datanode *l_bfgs_node=fx_submodule(module_, "/l_bfgs", "opt");
     datanode *optfun_node=fx_submodule(module_, "/optfun", "optfun");
@@ -70,7 +72,7 @@ class MultiscaleMVU {
       }
       OptimizedFunction optfun;
       optfun.Init(optfun_node, interim_data);
-      l_bfgs_.Init(l_bfgs_node, optfun);
+      l_bfgs_.Init(&optfun, l_bfgs_node);
       l_bfgs_.set_coordinates(init_data);
       l_bfgs_.ComputeLocalOptimumBFGS();
       // Now put the results back to interim data
diff --git a/fastlib2/contrib/nvasil/multiscale_mvu/multiscale_mvu_test.cc b/fastlib2/contrib/nvasil/multiscale_mvu/multiscale_mvu_test.cc
index 92a58dbafd..d163afbc4a 100644
--- a/fastlib2/contrib/nvasil/multiscale_mvu/multiscale_mvu_test.cc
+++ b/fastlib2/contrib/nvasil/multiscale_mvu/multiscale_mvu_test.cc
@@ -32,6 +32,7 @@ class MultiscaleMVUTest {
     data::Load("/net/hg200/nvasil/dataset/swiss_roll/swiss_roll_10000.csv" , &points);
     datanode *module=fx_submodule(NULL, "/", "temp"); 
     engine_->Init(points, module);
+    engine_->ComputeOptimum();
     Destruct();
   }
   void TestAll() {