diff --git a/src/person_info/person_info.py b/src/person_info/person_info.py
index dd5b60a20..2f89c43ff 100644
--- a/src/person_info/person_info.py
+++ b/src/person_info/person_info.py
@@ -150,6 +150,18 @@ class PersonInfoManager:
 
         # Ensure person_id is correctly set from the argument
         final_data["person_id"] = person_id
+        # 你们的英文注释是何意味？
+        
+        # 检查并修复关键字段为None的情况喵
+        if final_data.get("user_id") is None:
+            logger.warning(f"user_id为None，使用'unknown'作为默认值 person_id={person_id}")
+            final_data["user_id"] = "unknown"
+        
+        if final_data.get("platform") is None:
+            logger.warning(f"platform为None，使用'unknown'作为默认值 person_id={person_id}")
+            final_data["platform"] = "unknown"
+        
+        # 这里的目的是为了防止在识别出错的情况下有一个最小回退，不只是针对@消息识别成视频后的报错问题
 
         # Serialize JSON fields
         for key in JSON_SERIALIZED_FIELDS:
@@ -199,6 +211,15 @@ class PersonInfoManager:
 
         # Ensure person_id is correctly set from the argument
         final_data["person_id"] = person_id
+        
+        # 检查并修复关键字段为None的情况
+        if final_data.get("user_id") is None:
+            logger.warning(f"user_id为None，使用'unknown'作为默认值 person_id={person_id}")
+            final_data["user_id"] = "unknown"
+        
+        if final_data.get("platform") is None:
+            logger.warning(f"platform为None，使用'unknown'作为默认值 person_id={person_id}")
+            final_data["platform"] = "unknown"
 
         # Serialize JSON fields
         for key in JSON_SERIALIZED_FIELDS:
@@ -295,6 +316,15 @@ class PersonInfoManager:
                 creation_data["platform"] = data["platform"]
             if data and "user_id" in data:
                 creation_data["user_id"] = data["user_id"]
+            
+            # 额外检查关键字段，如果为None则使用默认值
+            if creation_data.get("user_id") is None:
+                logger.warning(f"创建用户时user_id为None，使用'unknown'作为默认值 person_id={person_id}")
+                creation_data["user_id"] = "unknown"
+            
+            if creation_data.get("platform") is None:
+                logger.warning(f"创建用户时platform为None，使用'unknown'作为默认值 person_id={person_id}")
+                creation_data["platform"] = "unknown"
 
             # 使用安全的创建方法，处理竞态条件
             await self._safe_create_person_info(person_id, creation_data)
diff --git a/src/plugins/built_in/napcat_adapter_plugin/src/recv_handler/message_handler.py b/src/plugins/built_in/napcat_adapter_plugin/src/recv_handler/message_handler.py
index 7f60fe9da..5ab78a97a 100644
--- a/src/plugins/built_in/napcat_adapter_plugin/src/recv_handler/message_handler.py
+++ b/src/plugins/built_in/napcat_adapter_plugin/src/recv_handler/message_handler.py
@@ -156,6 +156,21 @@ class MessageHandler:
         Parameters:
             raw_message: dict: 原始消息
         """
+        
+        # 添加原始消息调试日志，特别关注message字段
+        logger.debug(f"收到原始消息: message_type={raw_message.get('message_type')}, message_id={raw_message.get('message_id')}")
+        logger.debug(f"原始消息内容: {raw_message.get('message', [])}")
+        
+        # 检查是否包含@或video消息段
+        message_segments = raw_message.get('message', [])
+        if message_segments:
+            for i, seg in enumerate(message_segments):
+                seg_type = seg.get('type')
+                if seg_type in ['at', 'video']:
+                    logger.info(f"检测到 {seg_type.upper()} 消息段 [{i}]: {seg}")
+                elif seg_type not in ['text', 'face', 'image']:
+                    logger.warning(f"检测到特殊消息段 [{i}]: type={seg_type}, data={seg.get('data', {})}")
+        
         message_type: str = raw_message.get("message_type")
         message_id: int = raw_message.get("message_id")
         # message_time: int = raw_message.get("time")
@@ -354,6 +369,18 @@ class MessageHandler:
         for sub_message in real_message:
             sub_message: dict
             sub_message_type = sub_message.get("type")
+            
+            # 添加详细的消息类型调试信息
+            logger.debug(f"处理消息段: type={sub_message_type}, data={sub_message.get('data', {})}")
+            
+            # 特别关注 at 和 video 消息的识别
+            if sub_message_type == "at":
+                logger.debug(f"检测到@消息: {sub_message}")
+            elif sub_message_type == "video":
+                logger.debug(f"检测到VIDEO消息: {sub_message}")
+            elif sub_message_type not in ["text", "face", "image", "record"]:
+                logger.warning(f"检测到特殊消息类型: {sub_message_type}, 完整消息: {sub_message}")
+            
             match sub_message_type:
                 case RealMessageType.text:
                     ret_seg = await self.handle_text_message(sub_message)
@@ -407,6 +434,7 @@ class MessageHandler:
                     else:
                         logger.warning("record处理失败或不支持")
                 case RealMessageType.video:
+                    logger.debug(f"开始处理VIDEO消息段: {sub_message}")
                     ret_seg = await self.handle_video_message(sub_message)
                     if ret_seg:
                         await event_manager.trigger_event(
@@ -414,8 +442,9 @@ class MessageHandler:
                         )
                         seg_message.append(ret_seg)
                     else:
-                        logger.warning("video处理失败")
+                        logger.warning(f"video处理失败，原始消息: {sub_message}")
                 case RealMessageType.at:
+                    logger.debug(f"开始处理AT消息段: {sub_message}")
                     ret_seg = await self.handle_at_message(
                         sub_message,
                         raw_message.get("self_id"),
@@ -427,7 +456,7 @@ class MessageHandler:
                         )
                         seg_message.append(ret_seg)
                     else:
-                        logger.warning("at处理失败")
+                        logger.warning(f"at处理失败，原始消息: {sub_message}")
                 case RealMessageType.rps:
                     ret_seg = await self.handle_rps_message(sub_message)
                     if ret_seg: