diff --git a/webapp/services/RoomBattleDataService.php b/webapp/services/RoomBattleDataService.php
index bfcaba07..da5fb11e 100644
--- a/webapp/services/RoomBattleDataService.php
+++ b/webapp/services/RoomBattleDataService.php
@@ -229,7 +229,7 @@ class RoomBattleDataService extends BaseService {
 
             }
             //宝箱掉落
-            $this->_dropBox($rewardMeta,$teamRank,$reward,$member);
+            $this->_dropBox($battleSingleDb, $rewardMeta,$teamRank,$reward,$member);
         }
     }
 
@@ -328,7 +328,7 @@ class RoomBattleDataService extends BaseService {
         return $gold;
     }
 
-    private function _dropBox($rewardMeta,$teamRank,&$reward,$member){
+    private function _dropBox($battleSingleDb, $rewardMeta,$teamRank,&$reward,$member){
         //宝箱掉落
         $chestLootProbArr = explode(";",$rewardMeta['chestLootProb']);
         $rate = isset($chestLootProbArr[$teamRank-1]) ? $chestLootProbArr[$teamRank-1] : 0;