message: modified the class for estimator
diff: @@ -2166,8 +2166,15 @@ TProfile* AliAnalysisTaskCaloHFEpp::GetEstimatorHistogram(const AliAODEvent* fAO
  if (runNo>=294009 && runNo<=294925) sprintf(periodNames, "SPDTrklMB_LHC18p");
  }
  - TFile* fEstimator = TFile::Open("alien:///alice/cern.ch/user/s/ssakai/Multiplicity_pp13/estimator.root");
  - fMultEstimatorAvg = (TProfile*)(fEstimator->Get(periodNames))->Clone(periodNames);
  + TString estimaterFile = "alien:///alice/cern.ch/user/s/ssakai/Multiplicity_pp13/estimator.root";
  +
  + TFile* fEstimator = TFile::Open(estimaterFile.Data());
  +
  + if(!fEstimator)AliFatal("File with multiplicity not found");
  +
  + fMultEstimatorAvg = (TProfile*)(fEstimator->Get(periodNames));
  +
  + if(!fMultEstimatorAvg)AliFatal("fMultEstimatorAvg not found");
  return fMultEstimatorAvg;
  }
  