fix

jeecg-mall-api/src/main/java/org/jeecg/modules/bus/controller/HotelController.java

@@ -772,7 +772,9 @@ public class HotelController extends WebConfig {
         lambdaQueryWrapper.eq(BusMemberCard::getUserId, userId);
         lambdaQueryWrapper.eq(BusMemberCard::getHotelId, memberCard.getHotelId()).last("limit 1");
         BusMemberCard busMemberCard = busMemberCardService.getOne(lambdaQueryWrapper);
-        busMemberCard.setMarketMember(busMarketMemberService.getById(busMemberCard.getGradeId()));
+        if (busMemberCard != null) {
+            busMemberCard.setMarketMember(busMarketMemberService.getById(busMemberCard.getGradeId()));
+        }
         return Result.ok(busMemberCard);
     }