diff --git a/include/maskfld.cpp b/include/maskfld.cpp
index 84385040c..9e64eb963 100755
--- a/include/maskfld.cpp
+++ b/include/maskfld.cpp
@@ -413,6 +413,10 @@ void TMask_field::set_dirty(bool d)
     if (d == FALSE)     // Non permette di annullare il dirty dei campi errati
       return;
   }    
+#ifdef DBG
+	if (d == 3)
+	  _flags.dirty = d; 	// Riga per breakpoint
+#endif  
   _flags.dirty = d; 
   set_focusdirty(d); 
 }
@@ -2587,7 +2591,12 @@ bool TEdit_field::parse_item(TScanner& scanner)
     if (b)
     {
       if (what == "US" || what == "AL")
-        _browse = new TBrowse(this, b->cursor());
+      {
+      	if (_browse == NULL)
+        	_browse = new TBrowse(this, b->cursor());
+        else
+      		NFCHECK("COPY USE e USE nel campo %d", _ctl_data._dlg);
+			}        
   
       if (_browse) 
       {