fix

midjourney/src/main/java/com/yhlxj/service/midjourney/impl/MidjourneyServiceImpl.java

@@ -715,7 +715,9 @@ public class MidjourneyServiceImpl implements MidjourneyService {
             try {
                 conversation = (MidjourneyUserConversation)obj;
             }catch (Exception e){
-                conversation = JSONUtil.parseObj(obj).toBean(MidjourneyUserConversation.class);
+                String jsonStr = JSONUtil.toJsonStr(obj);
+                conversation = JSONUtil.parseObj(jsonStr).toBean(MidjourneyUserConversation.class);
+                redisService.set(RedisService.key.MIDJOURNEY_CONVERSATION.getName() + id, conversation, RedisService.key.MIDJOURNEY_CONVERSATION.getTimeout());
             }
         }