我认为你遇到了这里描述的问题：Confirmation email link (after change) is broken ("Oops!") due to bad email customization
如果问题是由于在 Discourse 更新链接之前自定义了 user_notifications.confirm_new_email 文本，解决方案可以在该帖子中找到：Confirmation email link (after change) is broken ("Oops!") due to bad email customization - #5 by gerhard