diff --git a/application/api/model/BlindBoxTurntableGiftDrawWorldNew.php b/application/api/model/BlindBoxTurntableGiftDrawWorldNew.php
index d7a11d8..cba904b 100644
--- a/application/api/model/BlindBoxTurntableGiftDrawWorldNew.php
+++ b/application/api/model/BlindBoxTurntableGiftDrawWorldNew.php
@@ -392,6 +392,7 @@ class BlindBoxTurntableGiftDrawWorldNew extends Model
      */
     private function buildAliasTable($gifts)
     {
+        print_r($gifts);die;
         $n = count($gifts);
         if ($n === 0) return null;
 
@@ -407,6 +408,7 @@ class BlindBoxTurntableGiftDrawWorldNew extends Model
 
         // 归一化概率并填充索引映射
         foreach ($gifts as $i => $gift) {
+            if ($gift['remaining_number'] <= 0) continue;
             $indexMap[$i] = $gift;
             $prob[$i] = $gift['remaining_number'] * $n / $totalRemaining;
             if ($prob[$i] < 1.0) {