so bad

git-svn-id: http://svn.net-core.org/repos/t-engine4@4679 51575b47-30f0-44d4-a5cc-537603b46e54

game/engines/default/engine/interface/ActorAI.lua

@@ -101,7 +101,7 @@ function _M:moveDirection(x, y, force)
 			local l = {}
 			-- Find possibilities
 			for i = 1, #list do if dir_to_coord[list[i]] then
-				local dx, dy = self.x + dir_to_coord[list[i]][1], self.y + dir_to_coord[list[i]][2]
+				local dx, dy = self.x + (dir_to_coord[list[i]][1] or 0), self.y + (dir_to_coord[list[i]][2] or 0)
 				if self:aiCanPass(dx, dy) then
 					l[#l+1] = {dx,dy, (dx-x)^2 + (dy-y)^2}
 				end

game/modules/tome/class/GameState.lua

@@ -334,7 +334,15 @@ function _M:generateRandart(add, base, lev, nb_egos)
 				ego.name = nil
 				ego.unided_name = nil
 
-				table.mergeAddAppendArray(o, ego, true)
+				-- OMFG this is ugly, there is a very rare combinaison that can result in a crash there, so we .. well, ignore it :/
+				-- Sorry.
+				local ok, err = pcall(table.mergeAddAppendArray, o, ego, true)
+				if not ok then
+					print("table.mergeAddAppendArray failed at creating a randart, retrying")
+					game.level.level = oldlev
+					resolvers.current_level = oldclev
+					return self:generateRandart(add, base, lev, nb_egos)
+				end
 			end
 		end
 		o.egos = nil o.egos_chance = nil o.force_ego = nil