diff --git a/src/ef/ef0100.cpp b/src/ef/ef0100.cpp
index 3e70dde8d..0b5bca599 100755
--- a/src/ef/ef0100.cpp
+++ b/src/ef/ef0100.cpp
@@ -51,7 +51,7 @@ protected:
   virtual bool remove();
   bool user_create();
   bool user_destroy();
-  virtual TMask* get_mask(int mode) {return _msk;}
+  virtual TMask* _get_mask(int mode) {return _msk;}
   virtual bool changing_mask(int mode) {return false;}
   virtual void ini2mask(TConfig& ini, TMask& m, bool query);
   
@@ -524,6 +524,23 @@ bool TEffetti_mask::on_field_event(TOperable_field& o, TField_event e, long joll
     if (e == fe_modify)
       sfield(F_SHEET_RIGHE).set_focusdirty();
     break;
+  case F_IBAN_STATO:
+    if (mode() == MODE_MOD && e == fe_init)
+    {
+      TRelation * rel = app().get_relation();
+
+      if (rel != nullptr)
+      {
+        TRectype & rec = rel->lfile().curr();
+
+        if (rec.get(EFF_IBAN).empty())
+        {
+          set(F_CODABI, rec.get(EFF_CODABI));
+          set(F_CODCAB, rec.get(EFF_CODCAB));
+          return true;
+        }
+      }
+    }
   case F_SHEET_RIGHE:
     return on_sheet_event(o, e, jolly);
   default:
diff --git a/src/ef/ef0300.cpp b/src/ef/ef0300.cpp
index a8fe5abbe..c513f5749 100755
--- a/src/ef/ef0300.cpp
+++ b/src/ef/ef0300.cpp
@@ -29,7 +29,7 @@ protected:
   virtual bool remove();    
   virtual bool has_filtered_cursor() const { return true;  }
   virtual bool changing_mask(int mode)     { return false; }
-  virtual TMask* get_mask(int mode)        { return _msk;  }
+  virtual TMask* _get_mask(int mode)        { return _msk;  }
   
   static bool tipodist_handler(TMask_field& f, KEY k);
   static bool importo_handler(TMask_field& f, KEY k);