Fix (ChiaraZ)

[u/mrichter/AliRoot.git] / PWG3 / vertexingHF / AliCFVertexingHFCascade.cxx

diff --git a/PWG3/vertexingHF/AliCFVertexingHFCascade.cxx b/PWG3/vertexingHF/AliCFVertexingHFCascade.cxx
index 6c9e16c4e892d3aca11a482192a49afe68bbfa87..9426e5d472468fd859b3089a62123c4270e4b1c3 100644 (file)
--- a/PWG3/vertexingHF/AliCFVertexingHFCascade.cxx
+++ b/PWG3/vertexingHF/AliCFVertexingHFCascade.cxx
@@ -456,8 +456,9 @@ void AliCFVertexingHFCascade::SetAccCut()
        // setting the pt and eta cut to be used in the Acceptance steps (MC+Reco)
        //
 
-       AliAODMCParticle* mcPartDaughter = dynamic_cast<AliAODMCParticle*>(fmcArray->At(2)); // should be the soft pion...  
-       if (TMath::Abs(fLabelArray[0]-fLabelArray[1] != 1) || TMath::Abs(fLabelArray[1]-fLabelArray[2] == 1) || TMath::Abs(fLabelArray[0]-fLabelArray[2] == 1) || TMath::Abs(mcPartDaughter->GetPdgCode())){
+       AliAODMCParticle* mcPartDaughter = dynamic_cast<AliAODMCParticle*>(fmcArray->At(fLabelArray[2])); // should be the soft pion...  
+       if(!mcPartDaughter) return;
+       if (TMath::Abs(fLabelArray[0]-fLabelArray[1]) != 1 || TMath::Abs(fLabelArray[1]-fLabelArray[2]) == 1 || TMath::Abs(fLabelArray[0]-fLabelArray[2]) == 1 || TMath::Abs(mcPartDaughter->GetPdgCode())!= 211){
                AliFatal("Apparently the soft pion is not in the third position, causing a crash!!");
        }
        if (fProngs>0){