void sim_muo_dub(Int_t nEvents=10, Int_t pid=13, Float_t p1=1.0, Float_t p2=-1){
  
  TStopwatch timer;
  timer.Start();
  gDebug=0;
  // Load basic libraries
  gROOT->LoadMacro("$VMCWORKDIR/gconfig/rootlogon.C");
  rootlogon();

  FairRunSim *fRun = new FairRunSim();
  
  // set the MC version used
  // ------------------------

  fRun->SetName("TGeant3");
  
  fRun->SetOutputFile("test.root");

  // Set Material file Name
  //-----------------------

  fRun->SetMaterials("media_pnd.geo");
  
  // Create and add detectors
  //-------------------------

  FairModule *Cave= new PndCave("CAVE");
  Cave->SetGeometryFileName("pndcave.geo");
  fRun->AddModule(Cave); 

  FairModule *Magnet= new PndMagnet("MAGNET");
  //Magnet->SetGeometryFileName("FullSolenoid_V842.root");
  Magnet->SetGeometryFileName("FullSuperconductingSolenoid_v831.root");
  fRun->AddModule(Magnet);
  
  //FairModule *Pipe= new PndPipe("PIPE");
  //fRun->AddModule(Pipe);
  
  /*FairModule *Dipole= new PndMagnet("MAGNET");
  Dipole->SetGeometryFileName("dipole.geo");
  //fRun->AddModule(Dipole);
  
  FairDetector *Tpc = new PndTpcDetector("TPC", kTRUE);
  Tpc->SetGeometryFileName("tpc.geo");
  fRun->AddModule(Tpc);
  
  FairDetector *Mvd = new PndMvdDetector("MVD", kTRUE);
  Mvd->SetGeometryFileName("MVD_v1.0_woPassiveTraps.root");
  fRun->AddModule(Mvd);
  
  PndEmc *Emc = new PndEmc("EMC",kTRUE);
  Emc->SetGeometryFileNameDouble("emc_module124.dat","emc_module3new.root");
  fRun->AddModule(Emc);   
  */
  
  PndMdt *Muo = new PndMdt("MDT",kTRUE);
  Muo->SetBarrel("muon_TS_barrel_strip_v1_noGeo.root");
  Muo->SetEndcap("muon_TS_endcap_strip_v1_noGeo.root");
  Muo->SetForward("muon_Forward_strip_v1_noGeo.root");
  Muo->SetMdtMagnet(kTRUE);
  Muo->SetMuonFilter("muon_MuonFilter_strip_v1_noGeo.root");
  fRun->AddModule(Muo);
 /*
  PndDrc *Drc = new PndDrc("DIRC", kTRUE);
  Drc->SetRunCherenkov(kFALSE); // for fast sim Cherenkov -> kFALSE
  fRun->AddModule(Drc); 
  */
 
  
  // Create and Set Event Generator
  //-------------------------------

  FairPrimaryGenerator* primGen = new FairPrimaryGenerator();
  fRun->SetGenerator(primGen);

  // Box Generator
  FairBoxGenerator* boxGen = new FairBoxGenerator(pid, 1); // 13 = muon; 1 = multipl.
  if (p2<0.) p2 = p1;
  boxGen->SetPRange(p1,p2); // GeV/c
  boxGen->SetPhiRange(0., 360.); // Azimuth angle range [degree]
  boxGen->SetThetaRange(5., 90.); // Polar angle in lab system range [degree]
  boxGen->SetXYZ(0., 0., 0.); // mm o cm ??
  primGen->AddGenerator(boxGen);

  fRun->SetBeamMom(15);
  PndMultiField *fField= new PndMultiField("FULL");
  fRun->SetField(fField);
  
  fRun->Init();
  
  FairRuntimeDb *rtdb=fRun->GetRuntimeDb();
  Bool_t kParameterMerged=kTRUE;
     
  FairParRootFileIo* output=new FairParRootFileIo(kParameterMerged);
  output->open("params.root");
  rtdb->setOutput(output);
  rtdb->saveOutput();
  rtdb->print();

  fRun->Run(nEvents);
   
  timer.Stop();
   
  Double_t rtime = timer.RealTime();
  Double_t ctime = timer.CpuTime();
  printf("RealTime=%f seconds, CpuTime=%f seconds\n",rtime,ctime);
   
  cout << " Test passed" << endl;
  cout << " All ok " << endl;
  //exit(0);
   
}