403/405 status code Firebase Dynamic Link

Question

I'm using Firebase Dynamic Link to redirect the users into our app and using the Google-provided domains (https://example.page.link) for the URL prefix. The link works fine for most people but sometimes some users might encountered with these issues:

Does anyone know what might cause this issue? I'm not sure how to reproduce these issues. Sometimes it will works after the user retry for multiple attempts.

Ps: It's a Flutter app. I've contacted Firebase support and they asked for minimal repro which I'm not sure how to create because it rarely happens but quite frequent.

Answer 1

Possible Reason For this :

How many dynamic links can be created in firebase?

The quota is listed in the Dynamic Links documentation: Requests are limited to 50 queries per second 5 requests/IP address/second, and 100,000 200,000 queries per day. If exceeded, then the response will return HTTP error code 429/403/405.