diff --git a/Tracking/TrkValidation/TrkVertexFitterValidationTools/TrkVertexFitterValidationTools/BasicVtxValidationNtupleTool.h b/Tracking/TrkValidation/TrkVertexFitterValidationTools/TrkVertexFitterValidationTools/BasicVtxValidationNtupleTool.h
index 827845417c2ac479f9a423c7c9bb5d0c6de49afb..a6b9bd493cbbdf82c4d0cd46180e74df0c3e2857 100755
--- a/Tracking/TrkValidation/TrkVertexFitterValidationTools/TrkVertexFitterValidationTools/BasicVtxValidationNtupleTool.h
+++ b/Tracking/TrkValidation/TrkVertexFitterValidationTools/TrkVertexFitterValidationTools/BasicVtxValidationNtupleTool.h
@@ -77,7 +77,6 @@ private:
       mutable int m_numTracksPerVertex; //!< number of the tracks per vertex
 
       //tracks  
-      mutable int   m_numTracks; //!< total number of the tracks
 
       // perigee of original tracks with vertex point as origin
       mutable std::vector<float> *m_d0;
diff --git a/Tracking/TrkValidation/TrkVertexFitterValidationTools/TrkVertexFitterValidationTools/McEventNtupleTool.h b/Tracking/TrkValidation/TrkVertexFitterValidationTools/TrkVertexFitterValidationTools/McEventNtupleTool.h
index 8e25132d99b2bb6e8886a88b4bf28868a047d57a..0e12c82a37bf9c557cd146c4d0b995a039759690 100755
--- a/Tracking/TrkValidation/TrkVertexFitterValidationTools/TrkVertexFitterValidationTools/McEventNtupleTool.h
+++ b/Tracking/TrkValidation/TrkVertexFitterValidationTools/TrkVertexFitterValidationTools/McEventNtupleTool.h
@@ -57,7 +57,6 @@ private:
       double m_zPosRes;
 
       TTree * m_vtx_tree;
-      TTree * m_quark_tree;
 	      
         // vertex
       mutable int  m_numTrueVertices; //!< number of the gen vertices 
diff --git a/Tracking/TrkValidation/TrkVertexFitterValidationTools/src/BasicVtxValidationNtupleTool.cxx b/Tracking/TrkValidation/TrkVertexFitterValidationTools/src/BasicVtxValidationNtupleTool.cxx
index fe284e9ac42fb2f4bb33d1661bea54700ec068e0..9ce132cf85ae87962240fac1543df7d208b83121 100755
--- a/Tracking/TrkValidation/TrkVertexFitterValidationTools/src/BasicVtxValidationNtupleTool.cxx
+++ b/Tracking/TrkValidation/TrkVertexFitterValidationTools/src/BasicVtxValidationNtupleTool.cxx
@@ -63,7 +63,6 @@ Trk::BasicVtxValidationNtupleTool::BasicVtxValidationNtupleTool(
         m_chi2{},
         m_chi2prob{},
         m_numTracksPerVertex{},
-        m_numTracks{},
         m_d0(nullptr),
         m_z0(nullptr),
         m_phi0(nullptr),
diff --git a/Tracking/TrkValidation/TrkVertexFitterValidationTools/src/McEventNtupleTool.cxx b/Tracking/TrkValidation/TrkVertexFitterValidationTools/src/McEventNtupleTool.cxx
index 5a494f59b66b87e906cbf82d6c49bad79ab3378e..49e42059a13a4c9e4ee4f8df41e8892698948786 100755
--- a/Tracking/TrkValidation/TrkVertexFitterValidationTools/src/McEventNtupleTool.cxx
+++ b/Tracking/TrkValidation/TrkVertexFitterValidationTools/src/McEventNtupleTool.cxx
@@ -41,7 +41,6 @@ Trk::McEventNtupleTool::McEventNtupleTool(
         m_radiusRes(0.044),
         m_zPosRes(0.221),
         m_vtx_tree(nullptr),
-        m_quark_tree(nullptr),
         m_numTrueVertices{},
         m_true_pri_x{},
         m_true_pri_y{},
@@ -193,7 +192,6 @@ StatusCode Trk::McEventNtupleTool::fillMcEventData(const HepMC::GenEvent& myEven
       m_true_pri_x = (*pv_map_itr).second->position().x();
       m_true_pri_y = (*pv_map_itr).second->position().y();
       m_true_pri_z = (*pv_map_itr).second->position().z();
-      //std::cout<<"number of secondary vertices = "<<sec_vtx_ids_vec.size()<<std::endl;
       for (unsigned int sec_vtx_itr = 0; sec_vtx_itr < sec_vtx_ids_vec.size(); ++sec_vtx_itr)
       {
            std::map<int,HepMC::GenVertex *> sec_map =  sec_vtx_ids_vec[sec_vtx_itr];