message: recover the vertex from the reader
diff: @@ -236,7 +236,9 @@ void AliAnaCaloTrackCorrMaker::FillControlHistograms()
  fhNEvents ->Fill(0); // Number of events analyzed
  Double_t v[3];
  - event->GetPrimaryVertex()->GetXYZ(v) ;
  + //event->GetPrimaryVertex()->GetXYZ(v) ;
  + fReader->GetVertex(v);
  +
  fhXVertex->Fill(v[0]);
  fhYVertex->Fill(v[1]);
  fhZVertex->Fill(v[2]);
  