From fd07aeaa32e667739561b38659f275ba139f9b60 Mon Sep 17 00:00:00 2001
From: mkrzewic <mikolaj.krzewicki@cern.ch>
Date: Thu, 6 Mar 2014 11:13:41 +0100
Subject: [PATCH] fix treename and add a null pointer protection

---
 PWGPP/QA/Tracking/ExpertQA/AliHighPtTreeAnalysis.cxx | 2 ++
 PWGPP/QA/Tracking/ExpertQA/makeTrendingPlots.C       | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/PWGPP/QA/Tracking/ExpertQA/AliHighPtTreeAnalysis.cxx b/PWGPP/QA/Tracking/ExpertQA/AliHighPtTreeAnalysis.cxx
index fb0751a1e4c..a930932a9b2 100644
--- a/PWGPP/QA/Tracking/ExpertQA/AliHighPtTreeAnalysis.cxx
+++ b/PWGPP/QA/Tracking/ExpertQA/AliHighPtTreeAnalysis.cxx
@@ -946,6 +946,8 @@ void AliHighPtTreeAnalysis::Make1pTresCovFits(){
   TF1 * fFun = new TF1("fFun","[0]*TMath::Gaus(x,[1],[2])",-0.5,0.5);
   if(!fFun) return;
 
+  if (!h1ptRes_vs_phi_pT_Aside) return;
+  if (!h1ptRes_vs_phi_pT_Cside) return;
   TH3D *h11ptRes = (TH3D*) h1ptRes_vs_phi_pT_Aside->Clone();
   TH3D *h21ptRes = (TH3D*) h1ptRes_vs_phi_pT_Cside->Clone();
   if(!h11ptRes) return;
diff --git a/PWGPP/QA/Tracking/ExpertQA/makeTrendingPlots.C b/PWGPP/QA/Tracking/ExpertQA/makeTrendingPlots.C
index 00530fbd2e5..d7e453dc44f 100644
--- a/PWGPP/QA/Tracking/ExpertQA/makeTrendingPlots.C
+++ b/PWGPP/QA/Tracking/ExpertQA/makeTrendingPlots.C
@@ -6,7 +6,7 @@ makeTrendingPlots( const char *TrendingFile )
   TFile *f = TFile::Open(TrendingFile);
   if(!f){ std::cout << "ERROR! No Trendingfile given!" <<std::endl; return; }
 
-  TTree *tree = (TTree*) f->Get("TrendingTree");
+  TTree *tree = (TTree*) f->Get("trending");
   if(!tree){ std::cout << "ERROR! No Tree available!" <<std::endl; return; }
 
   //TGraph* MakeGraphSparse(TTree* tree, const char* expr = "Entry", const char* cut = "1", Int_t mstyle = 25, Int_t mcolor = 1, Float_t msize = -1, Float_t offset = 0.0)
-- 
2.43.0