sanity

git-svn-id: http://svn.net-core.org/repos/t-engine4@3822 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/talents/misc/npcs.lua

@@ -304,6 +304,7 @@ newTalent{
 	action = function(self, t)
 		local tg = {type="hit", range=self:getTalentRange(t)}
 		local x, y, target = self:getTarget(tg)
+		if not x then return nil end
 		if math.floor(core.fov.distance(self.x, self.y, x, y)) > 1 then return nil end
 		self:attackTarget(target, DamageType.POISON, 2 + self:getTalentLevel(t), true)
 		return true

game/modules/tome/dialogs/CharacterSheet.lua

@@ -214,7 +214,7 @@ function _M:drawDialog(kind, actor_to_compare)
 			end
 		end
 
-		if value2 and value2 ~= value then
+		if value and value2 and value2 ~= value then
 			if added == 0 and not nobracets then
 				ret:add(" (")
 			elseif added > 1 then