message: Add protection for application of TPC PID post-correction in MC
diff: @@ -542,7 +542,7 @@ void AliRDHFCuts::SetupPID(AliVEvent *event) {
  if(fPidHF->GetPidResponse()==0x0) AliFatal("AliPIDResponse object not set");
  }
  - if(fEnableNsigmaTPCDataCorr) {
  + if(fEnableNsigmaTPCDataCorr && !isMC) {
  fPidHF->EnableNsigmaTPCDataCorr(event->GetRunNumber(),fSystemForNsigmaTPCDataCorr);
  }
  }
  