diff --git a/src/main/java/com/gitlink/softbot/service/market/impl/MarketService.java b/src/main/java/com/gitlink/softbot/service/market/impl/MarketService.java
index fc4aff5..59b628f 100644
--- a/src/main/java/com/gitlink/softbot/service/market/impl/MarketService.java
+++ b/src/main/java/com/gitlink/softbot/service/market/impl/MarketService.java
@@ -217,6 +217,9 @@ public class MarketService implements IMarketService {
     public GetBotDetailResponse getBotDetail(Integer userId, Integer botId) {
         Bot bot = botMapper.selectOne(Wrappers.<Bot>lambdaQuery()
                 .eq(Bot::getId,botId));
+        if(bot == null) {
+            return new GetBotDetailResponse();
+        }
         MarketBot marketBot = marketBotMapper.selectOne(Wrappers.<MarketBot>lambdaQuery()
                 .eq(MarketBot::getBotId,botId));
         List<BotLimitEvent> botLimitEvents = botLimitMapper.selectList(new QueryWrapper<BotLimitEvent>()