# "Failed to Authenticate Using OAuth (1)" 12002: The Operation Timed Out

**URL:** https://community.mp3tag.de/t/failed-to-authenticate-using-oauth-1-12002-the-operation-timed-out/64124
**Category:** Support
**Created:** [March 17, 2024, 12:00pm UTC](https://community.mp3tag.de/t/failed-to-authenticate-using-oauth-1-12002-the-operation-timed-out/64124 "2024-03-17T12:00:13Z")
**Posts on this page:** 1
**Showing post:** 12

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### Author: ![poster](https://community.mp3tag.de/user_avatar/community.mp3tag.de/poster/32/4881_2.png) [@poster](https://community.mp3tag.de/u/poster)
#### Post date: [January 7, 2025, 3:36pm UTC](https://community.mp3tag.de/t/failed-to-authenticate-using-oauth-1-12002-the-operation-timed-out/64124/12 "2025-01-07T15:36:13Z")

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We just had a similar problem here, the cause of which was a fixed MTU setting in the router.

> [@Can not reach musicbrainz.org with WSS](https://community.mp3tag.de/t/can-not-reach-musicbrainz-org-with-wss/66972/4):
>
> Does your equipment not support MSS Clamping?

But that can't be the cause for you, as Fritz!boxes don't have such a setting option, as they support MTU clamping by default.

Or do you have another router between your PC and Fritzbox?

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