# SSL Error during OAuth2

**URL:** <https://meta.discourse.org/t/ssl-error-during-oauth2/135257>\
**Category:** Self-hosting\
**Created:** [December 6, 2019, 12:20pm UTC](https://meta.discourse.org/t/ssl-error-during-oauth2/135257 "2019-12-06T12:20:44Z")\
**Posts on this page:** 1\
**Showing post:** 1

<div class="post-metadata">

**Author:** ![Wurzelseppi](https://avatars.discourse-cdn.com/v4/letter/w/eada6e/32.png) [@Wurzelseppi](https://meta.discourse.org/u/Wurzelseppi)\
**Post date:** [December 6, 2019, 12:20pm UTC](https://meta.discourse.org/t/ssl-error-during-oauth2/135257/1 "2019-12-06T12:20:44Z")

</div>

This post

> [@Email SSL Errors after Update to 2.4.0.beta4](https://meta.discourse.org/t/email-ssl-errors-after-update-to-2-4-0-beta4/128992):
>
> Since upgrading to 2.4.0.beta4, none of my installs that are using Rackspace for outgoing email have been able to send, well, outgoing email. Given that the outgoing email server is, again, Rackspace, I am going to presume that their SSL/TLS settings are correct (and, at any rate, they appear to work in every major email client). Perhaps [this thread](https://meta.discourse.org/t/mailings-do-not-work-anymore-due-to-ssl-errors/128165/3) is related. Although, after applying recent updates (I am unsure as to precisely which change), the error is no longer the same as that mentioned i…

about it has been closed, but I still encounter this problem in version

2.4.0.beta8

It´s happening during oauth2 authentication

```
Excon::Error::Socket (SSL_connect returned=1 errno=0 state=error: dh key too small (OpenSSL::SSL::SSLError))
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/ssl_socket.rb:125:in `connect_nonblock'

```

Last 14 lines of backtrace:

```
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/ssl_socket.rb:125:in `connect_nonblock'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/ssl_socket.rb:125:in `initialize'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/connection.rb:455:in `new'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/connection.rb:455:in `socket'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/connection.rb:116:in `request_call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/middlewares/mock.rb:56:in `request_call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/middlewares/instrumentor.rb:34:in `request_call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/middlewares/idempotent.rb:19:in `request_call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/middlewares/base.rb:22:in `request_call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/middlewares/base.rb:22:in `request_call'
/var/www/discourse/vendor/bundle/ruby/2.6.0/gems/excon-0.64.0/lib/excon/connection.rb:270:in `request'
/var/www/discourse/plugins/discourse-oauth2-basic/plugin.rb:127:in `fetch_user_details'
/var/www/discourse/plugins/discourse-oauth2-basic/plugin.rb:164:in `after_authenticate'
/var/www/discourse/app/controllers/users/omniauth_callbacks_controller.rb:37:in `complete'

```

Cheers,

Julian

---

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