diff --git a/lua/app/ui/main_city/component/daily_challenge_comp.lua b/lua/app/ui/main_city/component/daily_challenge_comp.lua
index ff4610f4..4c59f52d 100644
--- a/lua/app/ui/main_city/component/daily_challenge_comp.lua
+++ b/lua/app/ui/main_city/component/daily_challenge_comp.lua
@@ -105,6 +105,9 @@ end
 
 function DailyChallengeComp:refreshBoss()
 	local curBossInfo = DataManager.DailyChallengeData:getFinalBossInfo()
+	if not curBossInfo then
+		return
+	end
 	if self.curModelId == curBossInfo.model_id then
 		return
 	end
diff --git a/lua/app/userdata/daily_challenge/daily_challenge_data.lua b/lua/app/userdata/daily_challenge/daily_challenge_data.lua
index f64038be..cf1e8d6c 100644
--- a/lua/app/userdata/daily_challenge/daily_challenge_data.lua
+++ b/lua/app/userdata/daily_challenge/daily_challenge_data.lua
@@ -128,6 +128,9 @@ function DailyChallengeData:getFinalBossInfo()
         return
     end
     local mapCfg = self:getMapConfig()
+    if not mapCfg then
+        return
+    end
     return ConfigManager:getConfig("monster")[mapCfg.monster[#mapCfg.monster]]
 end