Antd React Upload component corrupt the .xlsx file

[chujian-zoe]

• I have searched the issues of this repository and believe that this is not a duplicate.

Reproduction link

http://ant.design/components/upload

Steps to reproduce

{this.uploadFiles(info,"xxx")}}> 上传文件

What is expected?

the .xlsx file uploaded to the linux server is not corrupted. And can be opened in Windows correctly when downloaded from the server.

What is actually happening?

the .xlsx file is corrupted and can not be opened.

Environment	Info
antd	3.19.8
React	16.0.0
System	Windows 10
Browser	Google Chrome 75.0.3770.80

---

Our platform is python react antd.

[chujian-zoe]

our code is:

<Upload action="/fileupload?folder=xxx" showUploadList={false} onChange={(info)=>{this.uploadFiles(info,"xxx")}}> 上传文件

and the result is:

[afc163]

I don't think it is a antd problem.

[chujian-zoe]

I've worked with the problem a couple days. The .xlsx file which is uploaded to the server is different from the original one. What can I figure out the key to the problem is the difference. May I ask what the problem you think is?

[yoyo837]

Check the read and write operations of the server in each step.

[chujian-zoe]

OK. Thanks.

[zombieJ]

Since it's not antd issue. We can do nothing on this. Please follow @yoyo837 's advise to check which step cause it.