Access-Control-Allow-Origin issue, AGAIN,

[parkkichul]

Failed to load https://api.api.ai/v1/query?v=20150910: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://localhost:3000' is therefore not allowed access.

this issue occured, again, today.
if anybody have solutions please help me,

thank you

[lkyashu]

Facing the same issue. Till yesterday everything was working fine. Today, just ran the project and facing cors issue.

[lijoos]

i am also facing the same issue suddenly, everything was working perfect but suddenly getting this issue

[Priya997]

Same error I am facing...and on checking dialogflow console that is also not working. Any solution yet?

[lkyashu]

Seems it is working fine now. I am able get 200 response code without any changes.