Description I have my a Zoom app setup to create and manage meetings and webinars, which we have tested and working. The OAuth flow only works if users are already signed into Zoom. If they are required to sign into Zoom during the OAuth flow, the error “Invalid request : Redirect URI mismatch” is …

Hey @AddisonMighty Thanks for posting on the Zoom Devforum! I am still learning, but I will try my best to help answer your question. :slightly_smiling_face: Checkout these related threads that may have the answer you are looking for: [image] Getting Invalid request : Redirect UR…

Hi DeveloperBot, None of those issues line up with this new one.

Hey @AddisonMighty , Checkout my post here: [image] 'Invalid request : Redirect URI mismatch.' despite using ngrok API and Webhooks Hey @Nad , Let me know if this helps explain things: The Redirect URI needs to be the same URI from the authorization (install…

Hi @tommy , Thanks for the reply. Unfortunately that issue does not help. My issue only happens when the user has to sign into Zoom during the OAuth flow. If they are already signed into Zoom, no error is encountered. The redirect uri is the same in both cases.

Hey @AddisonMighty , I have just private messaged you about this. :slight_smile: Thanks, Tommy

Hi @tommy We have exactly the same problem as Nad. If the user is not logged in into his zoom account at the start of oauth flow, and logs in during the flow, then as a result we cannot get his token. The /oauth/token endpoint returns this error: { error: 'invalid_request', reason: 'Invalid re…

Hey @denis.stebunov , Please checkout my post here: [image] 'Invalid request : Redirect URI mismatch.' despite using ngrok API and Webhooks Hey @Nad , Let me know if this helps explain things: The Redirect URI needs to be the same URI from the authorization …

hey @tommy , thank you for your response, but it doesn’t solve the problem. Everything works fine if a user has been already logged in on the Zoom website. However, if a user was NOT logged in on the Zoom website prior to clicking the authorization link, and logs in during the process, then it fails…

Hey @denis.stebunov , I have just private messaged you. Thanks, Tommy

"Invalid request : Redirect URI mismatch." when requesting access token after signing into Zoom during OAuth flow

API and Webhooks

tommy (Tommy Gaessler) August 31, 2020, 5:33pm 4

Hey @AddisonMighty,

Checkout my post here:

Let me know if that helps!

Thanks,
Tommy

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"Invalid request : Redirect URI mismatch." when requesting access token after signing into Zoom during OAuth flow

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