Fixed a bug in improved_tactical AI when activating draining sustains out of combat

game/engines/default/engine/ai/talented.lua

@@ -78,7 +78,8 @@ end)
 --- Randomly use a talent, trying alternate talents if one fails (up to 5 total)
 -- @param t_filter <optional> = filter passed to self:aiGetAvailableTalents to restrict talent choices
 -- @param t_list, <optional, default self.talents> list of talent id's to pick from, passed to self:aiGetAvailableTalents
--- @return talent id used or false, table of remaining available talents
+-- @return talent id used or false
+-- @return table of remaining available talents
 newAI("improved_talented", function(self, t_filter, t_list)
 	local log_detail = config.settings.log_detail_ai or 0
 	-- Find available talents

game/modules/tome/ai/improved_tactical.lua

@@ -576,9 +576,10 @@ newAI("use_improved_tactical", function(self, t_filter, t_list)
 					end
 					-- These checks replace those performed in aiCheckSustainedTalent for simpler AIs
 					-- don't turn on sustains that cannot be sustained indefinitely
+					-- active draining sustains may eventually be deactivated (std tactical evaluation)
 					if t.mode == "sustained" and t._may_drain_resources and not is_active then
 						local res_def, r_invert
-						for i, res in ipairs(t._may_drain_resources) do
+						for res, _ in pairs(t._may_drain_resources) do
 							res_def = self.resources_def[res]; r_invert = res_def.invert_values and -1 or 1
 							if ((self[res_def.regen_prop] or 0) - (util.getval(t[res_def.drain_prop], self, t) or 0)*r_invert)*r_invert <= 0 then
 								t_avail = false break