Net::SMTPFatalError: 550 5.1.1 Recipient address rejected: User unknown in local recipient table
actionmailer, ruby, ruby-on-rails, ruby-on-rails-3
Solution
The reason for the error is that it is an invalid email address. The ö is not allowed.
See this related answer for what is allowed: https://stackoverflow.com/a/2049510/17773
Problem
I am getting this exception when trying to send email to a email id containing special characters from the action mailer. The email id is like chris_schröpfer@example.com Error backtrace Net::SMTPFatalError: 550 5.1.1 <=?UTF-8?B?Y2hyaXN0aWFuX3NjaHLDtnBmZXJAbWNraW5zZXkuY29t?=>: Recipient address rejected: User unknown in local recipient table ``` from /usr/local/lib/ruby/2.0.0/net/smtp.rb:950:in `check_response' from /usr/local/lib/ruby/2.0.0/net/smtp.rb:919:in `getok' from /usr/local/lib/ruby/2.0.0/net/smtp.rb:862:in `rcptto' from /usr/local/lib/ruby/2.0.0/net/smtp.rb:843:in `block in rcptto_list' from /usr/local/lib/ruby/2.0.0/net/smtp.rb:841:in `each' from /usr/local/lib/ruby/2.0.0/net/smtp.rb:841:in `rcptto_list' from /usr/local/lib/ruby/2.0.0/net/smtp.rb:662:in `send_message' from /srv/foo/shared/bundle/ruby/2.0.0/gems/mail-2.5.4/lib/mail/network/delivery_methods/smtp.rb:113:in `block in deliver!' from /usr/local/lib/ruby/2.0.0/net/smtp.rb:520:in `start' from /srv/foo/shared/bundle/ruby/2.0.0/gems/mail-2.5.4/lib/mail/network/delivery_methods/smtp.rb:112:in `deliver!' from /srv/foo/shared/bundle/ruby/2.0.0/gems/mail-2.5.4/lib/mail/message.rb:2129:in `do_delivery' from /srv/foo/shared/bundle/ruby/2.0.0/gems/mail-2.5.4/lib/mail/message.rb:232:in `block in deliver' from /srv/foo/shared/bundle/ruby/2.0.0/gems/actionmailer-4.0.2/lib/action_mailer/base.rb:456:in `block in deliver_mail' from /srv/foo/shared/bundle/ruby/2.0.0/gems/activesupport-4.0.2/lib/active_support/notifications.rb:159:in `block in instrument' from /srv/foo/shared/bundle/ruby/2.0.0/gems/activesupport-4.0.2/lib/active_support/notifications/instrumenter.rb:20:in `instrument' from /srv/foo/shared/bundle/ruby/2.0.0/gems/activesupport-4.0.2/lib/active_support/notifications.rb:159:in `instrument' from /srv/foo/shared/bundle/ruby/2.0.0/gems/actionmailer-4.0.2/lib/action_mailer/base.rb:454:in `deliver_mail' from /srv/foo/shared/bundle/ruby/2.0.0/gems/mail-2.5.4/lib/mail/message.rb:232:in `deliver' from /srv/foo/shared/bundle/ruby/2.0.0/gems/devise-3.2.2/lib/devise/models/authenticatable.rb:173:in `send_devise_notification' from /srv/foo/shared/bundle/ruby/2.0.0/gems/devise_invitable-1.3.2/lib/devise_invitable/model.rb:157:in `deliver_invitation' from /srv/foo/shared/bundle/ruby/2.0.0/gems/devise_invitable-1.3.2/lib/devise_invitable/model.rb:126:in `invite!' from (irb):3 from /srv/foo/shared/bundle/ruby/2.0.0/gems/railties-4.0.2/lib/rails/commands/console.rb:90:in `start' from /srv/foo/shared/bundle/ruby/2.0.0/gems/railties-4.0.2/lib/rails/commands/console.rb:9:in `start' from /srv/foo/shared/bundle/ruby/2.0.0/gems/railties-4.0.2/lib/rails/commands.rb:62:in `<top (required)>' from bin/rails:4:in `require' from bin/rails:4:in `<main>'irb(main):004:0> ```