--- a/examples/x_data.lua	Sun Mar 22 18:15:58 2009 +0200
+++ b/examples/x_data.lua	Sun Mar 22 19:46:26 2009 +0200
@@ -183,7 +183,7 @@
 								fields = fields .. '\n    * ' .. value
 							end
 						else
-							fields = fields .. '\n   Value: ' .. field.value
+							fields = fields .. '\n   Value: ' .. ( field.value or '' )
 						end
 					else
 						if type(field) ~= 'function' then -- skip any methods