# Yahoo login doesn't seem to work **URL:** https://meta.discourse.org/t/yahoo-login-doesnt-seem-to-work/29039 **Category:** Support **Created:** [20. Mai 2015 um 18:35 UTC](https://meta.discourse.org/t/yahoo-login-doesnt-seem-to-work/29039 "2015-05-20T18:35:30Z") **Posts on this page:** 1 **Showing post:** 26
### Author: ![supermathie](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/supermathie/32/507518_2.png) [@supermathie](https://meta.discourse.org/u/supermathie) #### Post date: [16. November 2017 um 18:27 UTC](https://meta.discourse.org/t/yahoo-login-doesnt-seem-to-work/29039/26 "2017-11-16T18:27:26Z")
The root cause of this problem (502 from nginx) has been identified and a fix is underway: > [@Yahoo login for Discourse](https://meta.discourse.org/t/yahoo-login-for-discourse/74060/15): > > It does make a difference, actually. The actual problem was that in our environment the size of the headers sent back by Discourse for the request going to /auth/yahoo are very large - 3897 bytes. BUT when navigating around before trying to login, the headers (one of which is the cookie that has some pre-login session state) gets larger, e.g. up to a size of 4142 bytes. This is larger than the [buffer which nginx allocates](http://nginx.org/en/docs/http/ngx_http_proxy_module.html#proxy_buffer_size) for holding that first part of the response. Upping the size of proxy\_… --- _[View the full topic](https://meta.discourse.org/t/yahoo-login-doesnt-seem-to-work/29039)._