http header expect:100-continue

[穆易]

I use post vi, and get this error - HTTP/1.1 417 Expectation Failed.

How to fix it?

[carmen9]

It is better if you could post your VI here.

Here is a knowledge base article on Error 417.

Also, this post: https://forums.ni.com/t5/LabVIEW/HTTP-PUT-error-417/td-p/3647388

[穆易]

This is my vi.