diff --git a/src/include/expr.cpp b/src/include/expr.cpp
index 83f3001ca..6749f7cc8 100755
--- a/src/include/expr.cpp
+++ b/src/include/expr.cpp
@@ -395,7 +395,7 @@ static bool all_zeroes(const TString& str)
 }
 
 void TExpression::eval()
-{                                   
+{         
   TEval_stack evalstack;
   TBit_array  types;
   int         type_pointer = 0;
@@ -472,8 +472,13 @@ void TExpression::eval()
           if (!evalstack.peek_real().is_zero())
             if (_ignore_error)
               _error=1;
-            else
-              print_error("Divisione per zero!");
+						else
+						{
+							TString msg("Espressione : ");
+							
+							msg << _original << ": Divisione per zero!";
+							print_error(msg);
+						}
         } else
           evalstack.peek_real() /= r;
       }