Temporary Error 1

Occasionally, issues in Yahoo Mail can cause a temporary error. "Temporary Error 1," which can also appear as "UserOpenFailed," is one of these.

Don’t worry, this error will usually correct itself within a few minutes to a few hours.


In the meantime, we recommend these steps:

  1. Make sure you’re using a supported Web browser and operating system (OS).
    - See our Yahoo Mail system requirements for more info.
  2. Sign out of Yahoo Mail on all desktop and mobile devices.
  3. Clear your web browser's cache and cookies.
  4. Restart your Web browser.
  5. Sign back in to Yahoo Mail to see if the error is gone.
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