diff --git a/tracy/tracy/src/soleillib.cc b/tracy/tracy/src/soleillib.cc
index 7737329fabe2130b1dce2a6e50e8a468c3da4a50..a396eb8bbbbae624cfde25227026c4bc98de85d2 100644
--- a/tracy/tracy/src/soleillib.cc
+++ b/tracy/tracy/src/soleillib.cc
@@ -1984,7 +1984,7 @@ void Multipole_thicksext(char const *fic_hcorr, char const *fic_vcorr, char cons
   x06i  = x03i*x03i;
   x07i  = x06i*x0i;
 
-  dBoB2 =  2.2e-4*1;  /* gradient, used for curve trajectory simulation */
+ // dBoB2 =  2.2e-4*1;  /* gradient, used for curve trajectory simulation */
   dBoB3 = -3.0e-4*1;  /* hexapole */
   dBoB4 =  2.0e-5*1;  /* octupole */
   dBoB5 = -1.0e-4*1;  /* decapole */
@@ -5235,7 +5235,7 @@ void AddFieldErrors(const char *name, const double r0,
     AddFieldValues_type(Quad, r0, n, Bn, An);
   } else if (strcmp("sext", name) == 0) {
     AddFieldValues_type(Sext, r0, n, Bn, An);
-  } else {
+  } else {/*add error to elements*/
     Fnum = ElemIndex(name);
     if(Fnum > 0)
       AddFieldValues_fam(Fnum, r0, n, Bn, An);