diff --git a/mall-shop/src/main/java/com/suisung/mall/shop/sync/service/impl/ProductMappingServiceImpl.java b/mall-shop/src/main/java/com/suisung/mall/shop/sync/service/impl/ProductMappingServiceImpl.java
index 071750ed..3c317e5e 100644
--- a/mall-shop/src/main/java/com/suisung/mall/shop/sync/service/impl/ProductMappingServiceImpl.java
+++ b/mall-shop/src/main/java/com/suisung/mall/shop/sync/service/impl/ProductMappingServiceImpl.java
@@ -106,7 +106,7 @@ public class ProductMappingServiceImpl extends BaseServiceImpl<ProductMappingMap
     private static final String TEMPLATE_NAME = "商品映射模板.xlsx";
     private static final String EXPORT_NAME = "商品映射数据.xlsx";
 
-    private final Integer SHOPBASEPAGE=500;
+    private final Integer SHOPBASEPAGE=300;
     @Qualifier("redisService")
     @Autowired
     private RedisService redisService;
@@ -418,6 +418,10 @@ public class ProductMappingServiceImpl extends BaseServiceImpl<ProductMappingMap
             if(null==shopBaseProductSpec){
                 shopBaseProductSpec= (ShopBaseProductSpec) ShopBaseProductSpecMap.get(String.valueOf(categoryId));
             }
+            if(null==shopBaseProductSpec){
+                log.info("categoryId:{},productNumber:{}",categoryId,productNumber);
+                return null;
+            }
             Integer specId= shopBaseProductSpec.getSpec_id();
             ShopProductSpecItem addShopProductSpecItem=new ShopProductSpecItem();
             ProductMapping productMapping= (ProductMapping) productMappingMap.get(productNumber);