这是否也是我们最近 Gmail 问题的原因？
大约三天前，我们开始看到这个：
日志显示：
Job exception: -ERR [AUTH] Username and password not accepted.
详情：
/usr/local/lib/ruby/2.7.0/net/pop.rb:1007:in `check_response_auth'
/usr/local/lib/ruby/2.7.0/net/pop.rb:906:in `auth'
/usr/local/lib/ruby/2.7.0/net/pop.rb:568:in `do_start'
/usr/local/lib/ruby/2.7.0/net/pop.rb:531:in `start'
/var/www/discourse/app/jobs/scheduled/poll_mailbox.rb:39:in `poll_pop3'
/var/www/discourse/app/jobs/scheduled/poll_mailbox.rb:14:in `execute'
/var/www/discourse/app/jobs/base.rb:232:in `block (2 levels) in perform'
rails_multisite-4.0.1/lib/rails_multisite/connection_management.rb:80:in `with_connection'
/var/www/discourse/app/jobs/base.rb:221:in `block in perform'
/var/www/discourse/app/jobs/base.rb:217:in `each'
/var/www/discourse/app/jobs/base.rb:217:in `perform'
/var/www/discourse/app/jobs/base.rb:279:in `perform'
mini_scheduler-0.13.0/lib/mini_scheduler/manager.rb:93:in `process_queue'
mini_scheduler-0.13.0/lib/mini_scheduler/manager.rb:37:in `block (2 levels) in initialize'
根据：
用户名和密码都没有更改（多年来一直如此），并且通过将它们从 Discourse 管理面板复制并粘贴到 gmail.com 来确认它们是正确的。