diff --git a/src/actions/HeroAction.lua b/src/actions/HeroAction.lua
index 7c3c533..f0503f6 100644
--- a/src/actions/HeroAction.lua
+++ b/src/actions/HeroAction.lua
@@ -765,25 +765,29 @@ function _M.drawHeroRpc(agent, data)
 		end,
 	}
 
-	if not fillPoolFunc[rateTypes[rateType]] then return 4 end
-	fillPoolFunc[rateTypes[rateType]]()
-	if not next(resultPool) then return 5 end
 	role:costItems(cost)
 
 	local reward = {}
 	for i = 1, drawCount[drawType] do
-		local idx = math.randWeight(resultPool, 3)
-		local temp = resultPool[idx]
-		local itemData = csvdb["itemCsv"][temp[1]]
-		if itemData.type == ItemType.Hero and role:isHaveHero(itemData.id - ItemStartId.Hero) then
-			local fragId = itemData.id - ItemStartId.Hero
-			local heroData = csvdb["unitCsv"][fragId]
-			local count = globalCsv.draw_unit_tofragment[heroData.rare] * temp[2]
-			role:award({[fragId] = count})
-			table.insert(reward, {id = fragId, count = count, from = temp[1], fcount = temp[2]})
-		else
-			role:award({[temp[1]] = temp[2]})
-			table.insert(reward, {id = temp[1], count = temp[2]})
+
+		resultPool = {}
+		if not fillPoolFunc[rateTypes[rateType]] then return 4 end
+		fillPoolFunc[rateTypes[rateType]]()
+		
+		if next(resultPool) then
+			local idx = math.randWeight(resultPool, 3)
+			local temp = resultPool[idx]
+			local itemData = csvdb["itemCsv"][temp[1]]
+			if itemData.type == ItemType.Hero and role:isHaveHero(itemData.id - ItemStartId.Hero) then
+				local fragId = itemData.id - ItemStartId.Hero
+				local heroData = csvdb["unitCsv"][fragId]
+				local count = globalCsv.draw_unit_tofragment[heroData.rare] * temp[2]
+				role:award({[fragId] = count})
+				table.insert(reward, {id = fragId, count = count, from = temp[1], fcount = temp[2]})
+			else
+				role:award({[temp[1]] = temp[2]})
+				table.insert(reward, {id = temp[1], count = temp[2]})
+			end
 		end
 	end
 
--
libgit2 0.21.2