diff --git a/ruoyi-admin/src/main/resources/application-druid.yml b/ruoyi-admin/src/main/resources/application-druid.yml
index e784c19..78f4198 100644
--- a/ruoyi-admin/src/main/resources/application-druid.yml
+++ b/ruoyi-admin/src/main/resources/application-druid.yml
@@ -64,5 +64,5 @@ sms:
   # 腾讯专用
   sdkAppId:
 aes:
-  # aes的密钥(长度需要16位)
+  # aes的密钥(长度只能是16或24或32位)
   key: 1111111111111111
diff --git a/ruoyi-mall/src/main/java/com/cyl/job/OrderJob.java b/ruoyi-mall/src/main/java/com/cyl/job/OrderJob.java
index f262824..89b4a6e 100644
--- a/ruoyi-mall/src/main/java/com/cyl/job/OrderJob.java
+++ b/ruoyi-mall/src/main/java/com/cyl/job/OrderJob.java
@@ -6,11 +6,9 @@ import com.cyl.h5.pojo.request.CancelOrderRequest;
 import com.cyl.h5.service.H5OrderService;
 import com.cyl.manager.oms.domain.Order;
 import com.cyl.manager.oms.mapper.OrderMapper;
-import com.cyl.manager.oms.service.OrderService;
 import com.ruoyi.common.constant.Constants;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.scheduling.annotation.Async;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
 
@@ -28,7 +26,9 @@ public class OrderJob {
     @Autowired
     private OrderMapper orderMapper;
 
-    @Async
+    /**
+     * 每天的1点20分20秒执行任务
+     */
     @Scheduled(cron = "20 20 1 * * ?")
     public void cancelOrder(){
         log.info("【取消订单任务开始】");
diff --git a/ruoyi-mall/src/main/resources/mapper/statistics/IndexStatisticsMapper.xml b/ruoyi-mall/src/main/resources/mapper/statistics/IndexStatisticsMapper.xml
index 0acf28b..21335c8 100644
--- a/ruoyi-mall/src/main/resources/mapper/statistics/IndexStatisticsMapper.xml
+++ b/ruoyi-mall/src/main/resources/mapper/statistics/IndexStatisticsMapper.xml
@@ -56,7 +56,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         SELECT product_id ,
                product_name,
                pic,
-               SUM(quantity) as total_sales
+               IFNULL(SUM(quantity), 0) as total_sales
         FROM oms_order_item item right join oms_order o on o.id=item.order_id
         WHERE DATE(item.create_time) between DATE(#{startDate}) AND DATE(#{endDate}) AND o.status in(1,2,3)
         GROUP BY product_id, product_name
@@ -94,7 +94,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
                product_name,
                pic,
                sp_data,
-               SUM(quantity) as total_sales
+               IFNULL(SUM(quantity), 0) as total_sales
         FROM oms_order_item item right join oms_order o on o.id=item.order_id
         WHERE DATE(item.create_time) between DATE(#{startDate}) AND DATE(#{endDate}) AND o.status in(1,2,3)
         GROUP BY sku_id