如题，使用自生成数字盖章一定会出错，有两个出错提示。 <img width="1259" height="772" alt="Image" src="https://github.com/user-attachments/assets/197cbb92-7eb6-4fc1-9af7-95d6fb2d7612" /> <img width="595" height="304" alt="Image" src="https://github.com/user-attachments/assets/4e4f4b32-cf08-4adc-9d35-82eb8975a18d" />
