fix

netflix-service/src/main/java/com/cyksj/service/exchange/impl/ExchangeCodeServiceImpl.java

@@ -257,6 +257,7 @@ public class ExchangeCodeServiceImpl extends ServiceImpl<ExchangeCodeMapper, Exc
 		} catch (Exception e) {
 			//失败重新给他分配车位
 			getGroupTripsTicket(sku, userId, exCodeOrderDon, orderDonTye);
+			redisService.del(RedisKey.GROUPS_RELATION_NUM_KEY + relation.getId());
 		}
 		relation.setUserId(userId);
 		relation.setStatus(GroupsRelation.Status.validity);