message: Add protection for pPb MC
diff: @@ -584,13 +584,15 @@ void AliNuclexEventCuts::SetupRun2pA(int iPeriod) {
  fMaxDeltaSpdTrackNsigmaSPD = 20.f;
  fMaxDeltaSpdTrackNsigmaTrack = 40.f;
  - /// No centrality cuts by default
  + /// p-Pb MC do not have the ZDC, the following line avoid any crashes.
  + if (!fMC) {
  fCentralityFramework = 1;
  fUseEstimatorsCorrelationCut = false;
  fCentEstimators[0] = iPeriod ? "ZNC" : "ZNA";
  fCentEstimators[1] = iPeriod ? "V0C" : "V0A";
  }
  +}
  void AliNuclexEventCuts::OverridePileUpCuts(int minContrib, float minZdist, float nSigmaZdist, float nSigmaDiamXY, float nSigmaDiamZ, bool ov) {
  fSPDpileupMinContributors = minContrib;
  