diff --git a/metagpt/actions/action.py b/metagpt/actions/action.py
index 51a93281d..497f243e9 100644
--- a/metagpt/actions/action.py
+++ b/metagpt/actions/action.py
@@ -65,13 +65,13 @@ class Action(ABC):
             instruct_content = output_class(**parsed_data)
             return ActionOutput(content, instruct_content)
         except Exception as e:
-            print('Error:',e)
-        print('自动运行出错，切换为手动运行')
-        print('prompt为')
-        print('\n'.join( system_msgs)+prompt)
-        print('输入格式:')
-        print(output_data_mapping)
-        print('请准备输入,输入完成按ctrl+Z')
+            logger.debug('Error:'+str(e))
+        logger.log('自动运行出错，切换为手动运行，通常这是由于大模型不能按照格式要求返回')
+        logger.log('prompt为')
+        logger.log('\n'.join( system_msgs)+prompt)
+        logger.log('输入格式:')
+        logger.log(output_data_mapping)
+        logger.log('请准备输入,输入完成按ctrl+Z')
         while True:
             try:
                 lines=[]
@@ -88,8 +88,8 @@ class Action(ABC):
                 instruct_content = output_class(**parsed_data)
                 return ActionOutput(content, instruct_content)
             except Exception as e:
-                print('Error:',e)
-                print('输入错误，请重试')
+                logger.log('Error:',e)
+                logger.log('输入错误，请重试')
 
 
     async def run(self, *args, **kwargs):
diff --git a/metagpt/llm.py b/metagpt/llm.py
index e523e7698..a94f6f7e9 100644
--- a/metagpt/llm.py
+++ b/metagpt/llm.py
@@ -10,9 +10,7 @@ from metagpt.provider.anthropic_api import Claude2 as Claude
 from metagpt.provider.openai_api import OpenAIGPTAPI as LLM
 from metagpt.provider.spark_api import Spark
 
-DEFAULT_LLM = Spark()
-CLAUDE_LLM = Claude()
-SPARK_LLM = Spark()
+DEFAULT_LLM = LLM()
 
 async def ai_func(prompt):
     """使用LLM进行QA