diff --git a/webapp/services/BattleBoxService.php b/webapp/services/BattleBoxService.php
index db16d810..b7b25383 100644
--- a/webapp/services/BattleBoxService.php
+++ b/webapp/services/BattleBoxService.php
@@ -20,19 +20,13 @@ class BattleBoxService {
         $currPhase = self::getCurrentPhase();
         $allocableNum = self::getDailyPhaseAllocNum($currPhase, myself()->_getNowDaySeconds());
         $alreadyAllocNum = self::getDailyPhaseAlreadyAllocNum($currPhase, myself()->_getNowDaySeconds());
-        if ($allocNum > 0) {
+        if ($allocableNum > 0) {
             $lstVal = mt\Parameter::getListValue('battle_event_loot_per_game');
             if ($allocableNum <= 0 || empty($lstVal) || count($lstVal) < 2) {
-                myself()->_rspData(array(
-                    'box_num' => 0
-                ));
                 return;
             }
             $rnd = rand($lstVal[0], $lstVal[1]);
             if ($rnd <= 0) {
-                myself()->_rspData(array(
-                    'box_num' => 0
-                ));
                 return;
             }
             $boxNum = min($rnd, $allocableNum);