message: AliFemto: bug fix in AOD reader
diff: @@ -2086,7 +2086,7 @@ void AliFemtoEventReaderAOD::CopyPIDtoFemtoTrack(AliAODTrack *tAodTrack, AliFemt
  }
  double deuteronPDG =1.8756;//GeV
  - if (trackTime > 0.){
  + if (trackTime > 0. && trackLength>0.){
  vp = trackLength / trackTime /0.03;
  tFemtoTrack->SetVTOF(vp);
  double massTof= tFemtoTrack->P().Mag()*tFemtoTrack->P().Mag()*(1/(vp*vp)-1);
  