dictShuang

Results 1 issues of dictShuang

If multiple attachments are sent, the attachment contains att00001.txt

![image](https://user-images.githubusercontent.com/4197558/151657366-31f6251f-10ea-4b56-8e62-97b08883b40a.png) This will fix the problem: ![image](https://user-images.githubusercontent.com/4197558/151657422-6e26527b-933c-4cdb-bbe8-fa81d6863061.png)