message: PWGGA/GammaConv: True Histos were not filled anymore
diff: @@ -708,6 +708,8 @@ void AliAnalysisTaskMaterialHistos::ProcessPhotons(){
  } else {
  //cout << "same mother" << endl;
  + pdgCodePos = posDaughter->GetPdgCode();
  + pdgCodeNeg = negDaughter->GetPdgCode();
  Int_t pdgCode;
  pdgCode = gamma->GetMCParticle(fMCEvent)->GetPdgCode();
  if(TMath::Abs(pdgCodePos)!=11 || TMath::Abs(pdgCodeNeg)!=11)
  