prevent llm written code to be registered if it got runtime error

Author: yeshaokai

amadeusgpt/programs/sandbox.py

@@ -512,7 +512,7 @@ def llm_step(self, user_query):
 
         # task program that is written by llm is automatically registered to be used in the future
 
-        if qa_message['code'] is not None:
+        if qa_message['code'] is not None and qa_message['error_message'] is None:
             TaskProgramLibrary.register_task_program(creator="llm")(qa_message['code'])
 
         return qa_message