diff --git a/src/main/java/com/peanut/modules/book/controller/ShopProductController.java b/src/main/java/com/peanut/modules/book/controller/ShopProductController.java
index 915cb408..a09098d4 100644
--- a/src/main/java/com/peanut/modules/book/controller/ShopProductController.java
+++ b/src/main/java/com/peanut/modules/book/controller/ShopProductController.java
@@ -219,6 +219,10 @@ public class ShopProductController {
         //获取此商品下的books
         List<Integer> ids = shopProudictBookService.getBookidsByProductId(productId);
 
+        if(ids.size()==0){
+            return R.ok();
+        }
+
         List<ShopProudictBookEntity> ss = shopProudictBookService.getBaseMapper().selectList(new QueryWrapper<ShopProudictBookEntity>()
                 .eq("del_flag",0)
                 .in("book_id",ids)