Help me fix Error 400: redirect_uri_mismatch when trying to get refresh token for auth 2.0

Job ID: 37189992

Budget: $10 – $30 USD

I am looking for a freelancer who can help me fix the "Error 400: redirect_uri_mismatch" that I am encountering when trying to get a refresh token for authentication 2.0 on the Google platform. This is the first time I am encountering this error and I am not sure what caused it.

Skills and experience needed:
- Experience with authentication 2.0 on the Google platform
- Knowledge of how to troubleshoot and fix the "Error 400: redirect_uri_mismatch" issue
- Familiarity with setting up an authentication flow and obtaining refresh tokens

If you have experience with resolving this specific error and setting up authentication flows, please reach out to me. If you are able to complete the bid for the amount you have bid, include the words "auth error" in your bid so I know you've read this. Thank you.
Related categories: JavaScript OAuth