Temporary Error 14
If you ever get "Temporary Error 14" in your Yahoo Mail account, don't worry, it's nothing you did. While the error will usually correct itself on its own, here's a workaround that can help get you up and running quicker.
Important: Make sure you're always using a supported Web Browser and Operating System. Learn about Yahoo Mail system requirements.
Workaround
Sign out of Yahoo Mail on all desktop and mobile devices.
Clear your web browser's cache and cookies.
Restart your web browser.
Sign in to Yahoo Mail.
Go mobile! Download the Yahoo Mail app for iOS and Android devices and access your email on a smartphone now.