Hello! We’ve been experiencing strange issues for the last couple of weeks with Zoom webhooks. It seems that sometimes the webhook events of our OAuth connected clients (app: Marvelous) are not coming through. When they disconnect and reconnect via OAuth, webhook events for their events start work…

This just happened again. We already reconnected our OAuth integration earlier today. I just started an instant meeting with ID 897 4877 7346. We have not received any webhook events for this meeting yet.

Hey @elisa.zoom - unfortunately still seeing widespread issues this morning. Any prognosis from what you can see on your end? It’d be helpful to have a timeline for resolution. We’re getting this issue across the board, missing webhooks for both meeting starts and meeting ends. Here’s an example f…

Hi @elisa.zoom same here, this problem is really putting pressure on our support and annoying our customers. Can you report any progress so far and the estimated timeline for resolution? Thank you!

I will send you both private messages @cedric-swivvel and @jenniferb

Thanks. One new piece of data: I just checked the /webhook_logs API endpoint and I am seeing a bunch of webhook delivery errors, such as this: { "event": "meeting.participant_joined", "status": -1, "endpoint": "<redacted>", "failed_reason_type": 12, "user_id": "<redacted>", "subscriptio…

Though the stated resolution in that other thread is: This is resolved for us now. The issue was infact that we weren’t including the intermediate certificate chain. My only guess is that zoom started checking for this last month as it was previously communicating use the cert. This site was helpf…

Thanks @cedric-swivvel I sent you a private message earlier today, could you please follow up there so you could provided more detailed information

Where do I find private messages? I was keeping an eye on my Zoom Developer Forum notifications and my email but I never saw anything about a private message.

let me send you another one to see if you get a notification this time @cedric-swivvel

Missing webhook events - meeting.started

API and Webhooks

cedric-swivvel (Cedric) August 23, 2023, 3:32pm 18

Here’s another thread that seems related: Zoom webhook status -12 - #14 by apochr

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Webhook Not Working API and Webhooks	34	5335	July 27, 2021
Webhooks are not received API and Webhooks	55	3664	March 20, 2021
Events of Instant Meeting API and Webhooks	26	3336	May 12, 2020
Missing recording.started event API and Webhooks	22	1365	October 20, 2020
Meeting.participant_joined and meeting.participant_left webhook events not firing in a Webhook only app API and Webhooks	0	31	November 13, 2025

Missing webhook events - meeting.started

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