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[u/mrichter/AliRoot.git] / PWG / EMCAL / AliAnalysisTaskEmcal.cxx

diff --git a/PWG/EMCAL/AliAnalysisTaskEmcal.cxx b/PWG/EMCAL/AliAnalysisTaskEmcal.cxx
index 09c6c2ea0cf41752e77f5fb8380a36bfbaff3898..10f1a97115fed3ac18c9bec633db45c9dc18edc1 100644 (file)
--- a/PWG/EMCAL/AliAnalysisTaskEmcal.cxx
+++ b/PWG/EMCAL/AliAnalysisTaskEmcal.cxx
@@ -353,10 +353,12 @@ Bool_t AliAnalysisTaskEmcal::FillGeneralHistograms()
     fHistEventsAfterSel->SetBinContent(fPtHardBin + 1, fHistEventsAfterSel->GetBinContent(fPtHardBin + 1) + 1);
     fHistTrialsAfterSel->SetBinContent(fPtHardBin + 1, fHistTrialsAfterSel->GetBinContent(fPtHardBin + 1) + fNTrials);
     fHistPtHard->Fill(fPtHard);
     fHistEventsAfterSel->SetBinContent(fPtHardBin + 1, fHistEventsAfterSel->GetBinContent(fPtHardBin + 1) + 1);
     fHistTrialsAfterSel->SetBinContent(fPtHardBin + 1, fHistTrialsAfterSel->GetBinContent(fPtHardBin + 1) + fNTrials);
     fHistPtHard->Fill(fPtHard);

-    fXsection = fPythiaHeader->GetXsection();
-    if(fXsection>0.) {
-      fHistXsection->Fill(fPtHardBin+1, fXsection);
-      fHistTrials->Fill(fPtHardBin+1, fPythiaHeader->Trials());
+    if(fPythiaHeader) {
+      fXsection = fPythiaHeader->GetXsection();
+      if(fXsection>0.) {
+       fHistXsection->Fill(fPtHardBin+1, fXsection);
+       fHistTrials->Fill(fPtHardBin+1, fPythiaHeader->Trials());
+      }

     }
   }
 
     }
   }