Twitter made a change to its API. Starting from July 15, 2022 every app must be in the Project.

Error might looks like this, or Twitter posting could just stop.

=ERROR=- {“client_id”:”14177302″,”detail”:”When authenticating requests to the Twitter API v2 endpoints, you must use keys and tokens from a Twitter developer App that is attached to a Project. You can create a project via the developer portal.”,”registration_url”:”https://developer.twitter.com/en/docs/projects/overview”,”title”:”Client Forbidden”,”required_enrollment”:”Standard Basic”,”reason”:”client-not-enrolled”,”type”:”https://api.twitter.com/2/problems/client-forbidden”}

How to fix.

Luckally its an easy to fix.

Please go to https://developer.twitter.com/en/portal/dashboard and attach your App to a Project. (Create a project if you don’t have one yet)

It should look like this:

NOT like this: