message: A tad more information
diff: @@ -761,12 +761,18 @@ protected:
  {
  AliAnalysisManager* mgr = AliAnalysisManager::GetAnalysisManager();
  AliVEventHandler* inp = mgr->GetInputEventHandler();
  - if (!inp) return;
  + if (!inp) {
  + Warning("CreateCentralitySelection","No input handler");
  + return;
  + }
  // Check if input is AOD. Do not add MultSelection task, unless
  // explicitly stated.
  Bool_t isAOD = inp->IsA()->InheritsFrom(AliAODInputHandler::Class());
  - if (isAOD && !fOptions.AsBool("aod-cent")) return;
  + if (isAOD && !fOptions.AsBool("aod-cent")) {
  + Info("CreateCentralitySelection","No multiplicity selection for AOD input");
  + return;
  + }
  // Possibly load as PAR
  LoadOADB();
  