message: Histoss of pt residuals filled only for primary particles
diff: @@ -855,7 +855,7 @@ void AliAnalysisTaskCheckAODTracks::UserExec(Option_t *)
  if(isProton) fHistImpParXYPtMulProtonTPCselSPDany->Fill(pttrack,impactXY*10000.,ncl1);
  }
  - if(fReadMC && pttrack>0.){
  + if(fReadMC && isPhysPrim && pttrack>0.){
  fHistPtResidVsPtTPCselAll->Fill(pttrack,(pttrack-ptgen));
  fHistOneOverPtResidVsPtTPCselAll->Fill(pttrack,pttrack*(1./pttrack-invptgen));
  fHistPzResidVsPtTPCselAll->Fill(pttrack,(track->Pz()-pzgen));
  