配置好数据库,llm后, 点生成代码时报错,invalid args `request` for command `process user question': invalid type: null, expected a string <img width="782" height="47" alt="Image" src="https://github.com/user-attachments/assets/b3c37846-fb82-4263-9342-f54a9baea337" /> 提交页面页面 <img width="1877" height="1008" alt="Image" src="https://github.com/user-attachments/assets/4ac22b77-e33f-4ac2-b3bb-e16d06fb706e" />