diff --git a/mg/mglib.h b/mg/mglib.h
index 3f7f866bc..2654113a0 100755
--- a/mg/mglib.h
+++ b/mg/mglib.h
@@ -353,7 +353,7 @@ protected:
 public:
 // IO ad alto livello
   const char *get_next_key() ;
-  virtual int read(TBaseisamfile& f, word op = _isequal, word lockop = _nolock);
+  virtual void synchronize_bodies();
   virtual int remove(TBaseisamfile& f) const ;
   void  add_automatiche();
   virtual int write(TBaseisamfile& f) const ;
@@ -368,7 +368,7 @@ public:
   
 };
 
-bool rebuild_balances(TString16 annoes, bool reset_giac=FALSE);
+bool rebuild_balances(const TString16 annoes, bool reset_giac=FALSE);
 
 #define FORM_MAXGIACLEV 4 // numero di livelli giacenza nel form
 #define FORM_MAXARTLEV 8 // numero di livelli codice nel form
diff --git a/mg/mglib02.cpp b/mg/mglib02.cpp
index 69fe03c4d..e0f7080b2 100755
--- a/mg/mglib02.cpp
+++ b/mg/mglib02.cpp
@@ -959,22 +959,23 @@ void TMov_mag::set_body_key(TRectype & rowrec)
   rowrec.put("NUMREG",get("NUMREG"));
 } 
 
-int TMov_mag::read(TBaseisamfile& f, word op , word lockop)
-{
-  int res=TMultiple_rectype::read(f,op,lockop);
 
+void TMov_mag::synchronize_bodies()
+{
+  TMultiple_rectype::synchronize_bodies();
   // reset delle strutture per il controlli delle variazioni dei saldi
-  _annoes=get("ANNOES");
-  lines_to_add.destroy();   
-  lines_to_subtract.destroy();
-  
-  const int nrows = rows();
-  
-  for (int i = 1; i<= nrows; i++)
-    line_deleted(line2key(i), line2data(i));    
-  return res;
+  if (autoload_enabled())
+  {
+    _annoes=get("ANNOES");
+    lines_to_add.destroy();   
+    lines_to_subtract.destroy();
+    const int nrows = rows();
+    for (int i = 1; i<= nrows; i++)
+      line_deleted(line2key(i), line2data(i));    
+  }
 }
 
+
 int TMov_mag::remove(TBaseisamfile& f) const 
 {
   int res;
@@ -1334,7 +1335,7 @@ int TMov_mag::codice_esercizio(TDate &d)
 }
 
 //**********************
-bool rebuild_balances(TString16 annoes, bool reset_giac)
+bool rebuild_balances(const TString16 annoes, bool reset_giac)
 {
   TArray used_files;
   used_files.add(new TLocalisamfile(LF_RMOVMAG),LF_RMOVMAG);
@@ -1360,7 +1361,7 @@ bool rebuild_balances(TString16 annoes, bool reset_giac)
         while (!mag.eof() && currcode==mag.get("CODART"))
         {
           mag.put("GIAC",0);
-          mag.put("RIM",0);
+          mag.put("RIM",0);mag.put("VALRIM",0);
           mag.put("ACQ",0);mag.put("VALACQ",0);
           mag.put("ENT",0);mag.put("VALENT",0);
           mag.put("VEN",0);mag.put("VALVEN",0);