diff --git a/tracy/tools/soltracy.cc b/tracy/tools/soltracy.cc
index da45e5ec4445eb03dc511a2931a013d82339ab7f..8fc3809378fec00cc391c74c7d25eadcd7b9cb2e 100644
--- a/tracy/tools/soltracy.cc
+++ b/tracy/tools/soltracy.cc
@@ -20,10 +20,11 @@ extern bool  freq_map;
   // turn on globval.Cavity_on and globval.radiation to get proper synchr radiation damping
   // IDs accounted too if: wiggler model and symplectic integrator (method = 1)
   globval.H_exact     = false; 
-  globval.quad_fringe = false;              // quadrupole fringe field
-  globval.radiation   = false;             // synchrotron radiation
-  globval.emittance   = false;             // emittance
-  globval.pathlength  = false; 
+/*The following values are set in the Read_lattice( ) in soleilcommon.cc*/
+//  globval.quad_fringe = false;              // quadrupole fringe field
+ // globval.radiation   = false;             // synchrotron radiation
+ // globval.emittance   = false;             // emittance
+ // globval.pathlength  = false; 
 //  globval.bpm         = 0;
   
 //  const double  x_max_FMA = 10e-3,  delta_FMA = 10e-2;
@@ -41,7 +42,7 @@ extern bool  freq_map;
 
  
  /************************************************************************
-      start read in files and flags
+    read in files and flags
   *************************************************************************/
   if (argc > 1){
     read_script(argv[1], true);}
@@ -50,15 +51,10 @@ extern bool  freq_map;
        exit_(1);
   }
 
-
-
  /************************************************************************
-    end  read in files and flags
-  *************************************************************************/
-  prtmfile("flat_file.dat"); // writes flat file   /* very important file for debug*/
-  printlatt();  /* SOLEIL print out lattice functions */
-  printglob();
-  
+    writes flat file with all the design values of the lattice, very important file for debug
+ *************************************************************************/ 
+  prtmfile("flat_file.dat"); 
   
   
   // Flag factory
@@ -211,27 +207,32 @@ extern bool  freq_map;
   if (ReadMultipoleFlag == true){
       fprintf(stdout, "\n Read Multipoles file for lattice with thick sextupoles \n");
       ReadFieldErr(multipole_file);
+      //first print the full lattice with error as a flat file
+      prtmfile("flat_file_error.dat"); // writes flat file   /* very important file for debug*/
+      Ring_GetTwiss(chroma=true, 0.0);  /* Compute and get Twiss parameters */
+      printglob();
   }
   
+  
+  //Old version to multipole errors in soleil lattice, is obsoleted
   if (MultipoleFlag == true ){
     if (ThinsextFlag ==true){
       fprintf(stdout, "\n Setting Multipoles for lattice with thin sextupoles \n");
       Multipole_thinsext(fic_hcorr,fic_vcorr,fic_skew);  /* for thin sextupoles */
+      prtmfile("flat_file_error.dat"); // writes flat file   /* very important file for debug*/
       Ring_GetTwiss(chroma=true, 0.0);  /* Compute and get Twiss parameters */
       printglob(); 
      }
     else{
       fprintf(stdout, "\n Setting Multipoles for lattice with thick sextupoles \n");
       Multipole_thicksext(fic_hcorr,fic_vcorr,fic_skew);  /* for thick sextupoles */
+      prtmfile("flat_file_error.dat"); // writes flat file   /* very important file for debug*/
       Ring_GetTwiss(chroma=true, 0.0);  /* Compute and get Twiss parameters */
       printglob(); 
     }
   }
 
- //first print the full lattice with error as a flat file
-  prtmfile("flat_file_error.dat"); // writes flat file   /* very important file for debug*/
-  printlatt();  /* SOLEIL print out lattice functions */
-  printglob();
+ 
   
  /******************************************************************************************/
  // COMPUTATION PART after setting the model
@@ -288,16 +289,16 @@ extern bool  freq_map;
   if (MomentumAccFlag == true){
     	  
           bool cavityflag, radiationflag;
-	  
 	  /* record the initial values*/
 	  cavityflag = globval.Cavity_on;  
           radiationflag = globval.radiation;
           
-	  if(strncmp("6D",DimTrack,2)==0){
+	  /* set the dimension for the momentum tracking*/
+	  if(strncmp("6D",TrackDim,2)==0){
 	    globval.Cavity_on = true;
 	    globval.radiation = true;
 	  }
-	  else if(strncmp("4D",DimTrack,2)==0){
+	  else if(strncmp("4D",TrackDim,2)==0){
 	    globval.Cavity_on = false;
 	    globval.radiation = false;
 	  }
@@ -306,12 +307,13 @@ extern bool  freq_map;
 	    exit_(1);
 	  };
 	  
+	  /* calculate momentum accepetance*/
 	  MomentumAcceptance(
 	  _MomentumAccFlag_istart, _MomentumAccFlag_istop,
 	  _MomentumAccFlag_deltaminp, _MomentumAccFlag_deltamaxp, _MomentumAccFlag_nstepp,
 	  _MomentumAccFlag_deltaminn, _MomentumAccFlag_deltamaxn, _MomentumAccFlag_nstepn);
   
-	  /* reset back to the initial values*/
+	  /* restore the initial values*/
 	  globval.Cavity_on = cavityflag;  
           globval.radiation = radiationflag;
   }