-add protection (HF)

[u/mrichter/AliRoot.git] / PWGDQ / dielectron / AliDielectronHFhelper.cxx

diff --git a/PWGDQ/dielectron/AliDielectronHFhelper.cxx b/PWGDQ/dielectron/AliDielectronHFhelper.cxx
index 06f17724dcfcd5620dc152472aeba66a62a3b412..adf4b5be73f10429d93d49f0eed0172172c67888 100644 (file)
--- a/PWGDQ/dielectron/AliDielectronHFhelper.cxx
+++ b/PWGDQ/dielectron/AliDielectronHFhelper.cxx
@@ -290,7 +290,7 @@ TObjArray* AliDielectronHFhelper::CollectProfiles(TString option,
     TObjArray *arr = (TObjArray*) GetObject(cloneArr->At(i)->GetName(),cloneArr);
     if(arr) {
       collection->AddAt(arr->FindObject(key.Data()), i);
-      
+      if(!collection->At(i)) AliError(Form("Object %s does not exist",key.Data()));
       // modify the key name
       stepName.ReplaceAll("(","");
       stepName.ReplaceAll(")","");