- Fixed ticket #51: API Call 'GetCombat("overall")' wasn't returning the overall combat object.

- Fixed ticket #50: issue opening icon selection frame.
- Added 'spinal healing injector' on custom display 'Health Potion & Stone'.

core/util.lua

@@ -140,7 +140,11 @@
 	end
 	-- thanks http://richard.warburton.it
 	function _detalhes:comma_value (n)
+		if (not n) then return "0" end
 		n = _math_floor (n)
+		if (n == 0) then
+			return "0"
+		end
 		local left,num,right = _string_match (n,'^([^%d]*%d)(%d*)(.-)$')
 		return left..(num:reverse():gsub('(%d%d%d)','%1,'):reverse())..right
 	end