From: morsch <morsch@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Thu, 4 Apr 2013 20:59:46 +0000 (+0000)
Subject: Protection added
X-Git-Url: http://git.uio.no/git/?a=commitdiff_plain;h=bed3df2cba91fdd0d95f99e345a3d255a5d45773;p=u%2Fmrichter%2FAliRoot.git

Protection added
---

diff --git a/PYTHIA6/AliGenPythia.cxx b/PYTHIA6/AliGenPythia.cxx
index 14f501bc650..c096ecf316c 100644
--- a/PYTHIA6/AliGenPythia.cxx
+++ b/PYTHIA6/AliGenPythia.cxx
@@ -948,9 +948,10 @@ Int_t  AliGenPythia::GenerateMB()
     Int_t* pParent = new Int_t[np];
     for (i=0; i< np; i++) pParent[i] = -1;
      if (fProcess == kPyJets || fProcess == kPyDirectGamma || fProcess == kPyBeautyJets || fProcess == kPyBeautyppMNRwmi) {
-	TParticle* jet1 = (TParticle *) fParticles.At(6);
+ 	TParticle* jet1 = (TParticle *) fParticles.At(6);
 	TParticle* jet2 = (TParticle *) fParticles.At(7);
-	if (!CheckTrigger(jet1, jet2)) {
+	
+	if (!jet1 || ! jet2 || !CheckTrigger(jet1, jet2)) {
 	  delete [] pParent;
 	  return 0;
 	}