message: Switch the boolean in SetUseMCWeights()
diff: @@ -118,7 +118,7 @@ class AliAnalysisTrackingUncertaintiesAOT : public AliAnalysisTaskSE {
  void SetnBinsDCAxy_histTpcItsMatch(Int_t n) {fnBinsDCAxy_histTpcItsMatch = n;}
  // switch on/off MC spectra weights
  - void SetUseMCWeights() {fUseMCWeights = kFALSE;}
  + void SetUseMCWeights() {fUseMCWeights = kTRUE;}
  private:
  