message: patch from Tyler Lutz
diff: @@ -1091,12 +1091,13 @@ AliClusterContainer* clustersCont = GetClusterContainer(0);
  if (!clustersCont) return;
  TObjArray* clustersClone=0x0;
  clustersClone = CloneClustersTObjArray(clustersCont);
  - TObjArray *clusters =clustersClone;// fEsdClusters;
  + TObjArray *clusters =clustersClone;
  // TObjArray *clusters = fEsdClusters;
  // if (!clusters)
  // clusters = fAodClusters;
  + if (!clusters) return;
  Int_t nclus = 0;
  nclus = clusters->GetEntries();
  nclus = thisEvent.nHits;
  @@ -1270,7 +1271,6 @@ Int_t AliAnalysisTaskGammaHadron::CorrelatePi0AndTrack(AliParticleContainer* tra
  CaloClusterVecpi0=CaloClusterVec+CaloClusterVec2;
  fHistPi0->Fill(CaloClusterVecpi0.M());
  fHistClusPairInvarMasspT->Fill(CaloClusterVecpi0.M(),CaloClusterVecpi0.Pt(),0.5); //eventually divide by 2
  - std::cout<<CaloClusterVecpi0.M()<<" "<<CaloClusterVecpi0.Pt()<<std::endl;
  fMAngle->Fill(CaloClusterVecpi0.M(), CaloClusterVec.Angle(CaloClusterVec2.Vect()),0.5);
  fPtAngle->Fill(CaloClusterVecpi0.Pt(), CaloClusterVec.Angle(CaloClusterVec2.Vect()),0.5);
  if((CaloClusterVecpi0.M()>=Pi0Mass-Pi0Window) && (CaloClusterVecpi0.M()<=Pi0Mass+Pi0Window)){
  