diff --git a/trainer.h b/trainer.h
index 8621a2ce5b2291e7f79b86dfcaddef4330280627..bcfc9e985522da6314e286b14847f43f49452c0a 100644
--- a/trainer.h
+++ b/trainer.h
@@ -417,11 +417,14 @@ class MPI_Trainer_HOST {
     }
     void config_tag() {
       int ready;
+      std::cout << "HOST CONFIG 1" << std::endl;
       MPI_Recv (&ready, 1, MPI_INT, tr.worker, 
           MPI_Trainer::CONFIG_TAG, MPI_COMM_WORLD, &tr.status);
+      std::cout << "HOST CONFIG 2" << std::endl;
       ready=1;
       MPI_Send (&ready, 1, MPI_INT, tr.worker, 
           MPI_Trainer::CONFIG_TAG, MPI_COMM_WORLD);
+      std::cout << "HOST CONFIG 3" << std::endl;
     }
 
 };