diff --git a/src/main/java/com/sqx/modules/orders/service/impl/OrdersServiceImpl.java b/src/main/java/com/sqx/modules/orders/service/impl/OrdersServiceImpl.java
index 479b59f6..40a2a5ff 100644
--- a/src/main/java/com/sqx/modules/orders/service/impl/OrdersServiceImpl.java
+++ b/src/main/java/com/sqx/modules/orders/service/impl/OrdersServiceImpl.java
@@ -669,11 +669,13 @@ public class OrdersServiceImpl extends ServiceImpl<OrdersDao, Orders> implements
         List<Orders> orders = baseMapper.selectOrdersByOrdersNo(ordersNo, status, userId, courseId,
                 flag, time, userName, ordersType, TimeCompleteUtils.completeStartTime(startTime), TimeCompleteUtils.completeEndTime(endTime), sysUserId, qdCode, sysUserName);
         Set<Long> courseIds = orders.stream().map(Orders::getCourseId).collect(Collectors.toSet());
-        List<Course> courses = courseDao.selectBatchIds(courseIds);
-        Map<Long, String> map = courses.stream().collect(Collectors.toMap(Course::getCourseId, Course::getTitle));
-        orders.parallelStream().forEach(s -> {
-            s.setTitle(map.get(s.getCourseId()));
-        });
+        if(CollUtil.isNotEmpty(courseIds)) {
+            List<Course> courses = courseDao.selectBatchIds(courseIds);
+            Map<Long, String> map = courses.stream().collect(Collectors.toMap(Course::getCourseId, Course::getTitle));
+            orders.parallelStream().forEach(s -> {
+                s.setTitle(map.get(s.getCourseId()));
+            });
+        }
         PageInfo<Orders> pageInfo = new PageInfo<>(orders);
         return Result.success().put("data", PageUtils.page(pageInfo));
     }