【bug】处理失败：Cannot read properties of null (reading ‘0’)

<img width="528" height="69" alt="Image" src="https://github.com/user-attachments/assets/b874c8ad-a4c1-46bc-a71f-9147c71aedc6" />
AI实验室对话经常会出现此问题，重发一遍消息可能就正常了