# 无法在 16.04 上发送邮件 - DigitalOcean

**URL:** <https://meta.discourse.org/t/cant-send-mail-on-16-04-digitalocean/86852>\
**Category:** Self-hosting\
**Created:** [2018年五月5日 21:46 UTC](https://meta.discourse.org/t/cant-send-mail-on-16-04-digitalocean/86852 "2018-05-05T21:46:44Z")\
**Posts on this page:** 1\
**Showing post:** 9

<div class="post-metadata">

**Author:** ![Jack\_Spangenberg](https://avatars.discourse-cdn.com/v4/letter/j/a88e57/32.png) [@Jack\_Spangenberg](https://meta.discourse.org/u/Jack_Spangenberg)\
**Post date:** [2018年五月6日 01:50 UTC](https://meta.discourse.org/t/cant-send-mail-on-16-04-digitalocean/86852/9 "2018-05-06T01:50:10Z")

</div>

Tried [this](https://meta.discourse.org/t/solution-for-privateemail-configurations/71561) tutorial

Got this nasty mess:

```plaintext
Error connecting to Redis on localhost:6379 (Errno::ECONNREFUSED) subscribe fail
ed, reconnecting in 1 second. Call stack ["/var/www/discourse/vendor/bundle/ruby
/2.4.0/gems/redis-4.0.1/lib/redis/client.rb:344:in `rescue in establish_connecti
on'", "/var/www/discourse/vendor/bundle/ruby/2.4.0/gems/redis-4.0.1/lib/redis/cl
ient.rb:328:in `establish_connection'", "/var/www/discourse/vendor/bundle/ruby/2
.4.0/gems/redis-4.0.1/lib/redis/client.rb:99:in `block in connect'", "/var/www/d
iscourse/vendor/bundle/ruby/2.4.0/gems/redis-4.0.1/lib/redis/client.rb:291:in `w
ith_reconnect'", "/var/www/discourse/vendor/bundle/ruby/2.4.0/gems/redis-4.0.1/l
ib/redis/client.rb:98:in `connect'", "/var/www/discourse/vendor/bundle/ruby/2.4.
0/gems/redis-4.0.1/lib/redis/client.rb:363:in `ensure_connected'", "/var/www/dis
course/vendor/bundle/ruby/2.4.0/gems/redis-4.0.1/lib/redis/client.rb:219:in `blo
ck in process'", "/var/www/discourse/vendor/bundle/ruby/2.4.0/gems/redis-4.0.1/l
ib/redis/client.rb:304:in `logging'", "/var/www/discourse/vendor/bundle/ruby/2.4
.0/gems/redis-4.0.1/lib/redis/client.rb:218:in `process'", "/var/www/discourse/v
endor/bundle/ruby/2.4.0/gems/redis-4.0.1/lib/redis/client.rb:118:in `call'", "/v
ar/www/discourse/vendor/bundle/ruby/2.4.0/gems/redis-4.0.1/lib/redis.rb:889:in `
block in get'", "/var/www/discourse/vendor/bundle/ruby/2.4.0/gems/redis-4.0.1/li
b/redis.rb:45:in `block in synchronize'", "/usr/local/lib/ruby/2.4.0/monitor.rb:
214:in `mon_synchronize'", "/var/www/discourse/vendor/bundle/ruby/2.4.0/gems/red
is-4.0.1/lib/redis.rb:45:in `synchronize'", "/var/www/discourse/vendor/bundle/ru
by/2.4.0/gems/redis-4.0.1/lib/redis.rb:888:in `get'", "/var/www/discourse/vendor
/bundle/ruby/2.4.0/gems/message_bus-2.1.4/lib/message_bus/backends/redis.rb:285:
in `process_global_backlog'", "/var/www/discourse/vendor/bundle/ruby/2.4.0/gems/
message_bus-2.1.4/lib/message_bus/backends/redis.rb:321:in `block in global_subs
cribe'", "/var/www/discourse/vendor/bundle/ruby/2.4.0/gems/message_bus-2.1.4/lib
/message_bus/backends/redis.rb:334:in `global_subscribe'", "/var/www/discourse/v
endor/bundle/ruby/2.4.0/gems/message_bus-2.1.4/lib/message_bus.rb:530:in `global
_subscribe_thread'", "/var/www/discourse/vendor/bundle/ruby/2.4.0/gems/message_b
us-2.1.4/lib/message_bus.rb:478:in `block in new_subscriber_thread'"]
Job exception: Error connecting to Redis on localhost:6379 (Errno::ECONNREFUSED)

```

It says “Mail Sent” 4 times at the bottom of my log.  
Here is my complete config:  
[https://hastebin.com/egorawayif.bash](https://hastebin.com/egorawayif.bash)  
@pfaffman

---

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