diff --git a/src/chat/focus_chat/info_processors/working_memory_processor.py b/src/chat/focus_chat/info_processors/working_memory_processor.py
index 2de0bcfab..f81833c00 100644
--- a/src/chat/focus_chat/info_processors/working_memory_processor.py
+++ b/src/chat/focus_chat/info_processors/working_memory_processor.py
@@ -71,6 +71,7 @@ class WorkingMemoryProcessor(BaseProcessor):
         """
         working_memory = None
         chat_info = ""
+        chat_obs = None
         try:
             for observation in observations:
                 if isinstance(observation, WorkingMemoryObservation):
@@ -79,10 +80,15 @@ class WorkingMemoryProcessor(BaseProcessor):
                     chat_info = observation.get_observe_info()
                     chat_obs = observation
                     # 检查是否有待压缩内容
-            if chat_obs.compressor_prompt:
+            if chat_obs and chat_obs.compressor_prompt:
                 logger.debug(f"{self.log_prefix} 压缩聊天记忆")
                 await self.compress_chat_memory(working_memory, chat_obs)
 
+            # 检查working_memory是否为None
+            if working_memory is None:
+                logger.debug(f"{self.log_prefix} 没有找到工作记忆观察，跳过处理")
+                return []
+
             all_memory = working_memory.get_all_memories()
             if not all_memory:
                 logger.debug(f"{self.log_prefix} 目前没有工作记忆，跳过提取")
@@ -183,6 +189,11 @@ class WorkingMemoryProcessor(BaseProcessor):
             working_memory: 工作记忆对象
             obs: 聊天观察对象
         """
+        # 检查working_memory是否为None
+        if working_memory is None:
+            logger.warning(f"{self.log_prefix} 工作记忆对象为None，无法压缩聊天记忆")
+            return
+            
         try:
             summary_result, _ = await self.llm_model.generate_response_async(obs.compressor_prompt)
             if not summary_result:
@@ -235,6 +246,11 @@ class WorkingMemoryProcessor(BaseProcessor):
             memory_id1: 第一个记忆ID
             memory_id2: 第二个记忆ID
         """
+        # 检查working_memory是否为None
+        if working_memory is None:
+            logger.warning(f"{self.log_prefix} 工作记忆对象为None，无法合并记忆")
+            return
+            
         try:
             merged_memory = await working_memory.merge_memory(memory_id1, memory_id2)
             logger.debug(f"{self.log_prefix} 合并后的记忆梗概: {merged_memory.brief}")