message: Fixed usage of histograms for runwise TPC PID correction
diff: @@ -1775,7 +1775,7 @@ void AliDielectron::SetWidthCorrArr(TObjArray *arrFun, Bool_t bHisto, UInt_t var
  AliDielectronHistos::StoreVariables(fun, valType);
  // clone temporare histogram, otherwise it will not be streamed to file!
  fPostPIDWdthCorrArr->Add((TH1*)fun->Clone(key.Data()));
  - TH1 *histo = (TH1*) fPostPIDWdthCorrArr->At(i);
  + histo = (TH1*) fPostPIDWdthCorrArr->At(i);
  }
  if(histo){
  // check for corrections and add their variables to the fill map
  