[Bug]: Error on chat api，<BadRequestKeyError '400: Bad Request'>

[zzlTim]

Is there an existing issue for the same bug?

• [x] I have checked the existing issues.

Branch name

main

Commit ID

i have pulled the newest version

Other environment information

ubuntu 22.04

Actual behavior

只要点击聊天api就会报错，已经更新到v0.9.0了，之前还是和 https://github.com/infiniflow/ragflow/issues/1690 一样的问题，更新后反而直接报错

Expected behavior

能够正常使用

Steps to reproduce

只要点击聊天api就会报错

Additional information

No response

[cotaa956]

This problem is also in demo,

[zzlTim]

虽然你们提了新commit，但是我拉最新代码还是有这个问题 @KevinHuSh @cklogic