That's the beauty of Free Software.

--- StackTrace.pm.ori   2006-07-04 12:59:23.056852912 -0300
+++ StackTrace.pm       2006-07-04 13:18:56.655438808 -0300
@@ -119,7 +119,14 @@
     else
     {
         # force stringification
-        $_[0] . '';
+        my $r = eval {
+            require Data::Dumper;
+        };
+        if ($r) {
+            return Data::Dumper->new([$_[0]])->Terse(1)->Indent(0)->D
+ump;
+        } else {
+            return $_[0].'';
+        }
     }
 }
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