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[Email DLP] Secure Download for Box Error Message List

Notes

  1. The content of this article is based on the product specifications as of June 2026 and is subject to change without notice.
  2. If you see an error message not listed in the table, or if the issue persists after following the suggested solutions, please contact HENNGE One Technical Support with the error message.

Question

When using Secure Download for Box, I received one of the following error messages. Please advise on how to resolve it.

Answer

Please follow the solution corresponding to each error message.

Message: fatal: box_upload: box account has configuration issue preventing shared link creation+

There is a configuration issue with your Box account, and Secure Download for Box is unable to create a shared link.
Please check the Box Enterprise Settings.
Also, the affected email will not be resent automatically, so after updating the settings, please ask the sender to resend the email.

  1. Log in to Box with admin privileges.
  2. Click Admin Console.
  3. Click Enterprise Settings.
  4. Click the Content & Sharing tab.

  5. Under Auto-expiration, turn ON Allow owners and editors to change the expiration date.

    Settings screen for 'Allow owners and editors to change the expiration date'
  6. Click Save.

Message: fatal: box_upload: action forbidden on box +

There is an issue with the shared permissions settings in your Box account, and Secure Download for Box is unable to create a shared link.
Please check the Box Enterprise Settings.
Also, the affected email will not be resent automatically, so after updating the settings, please ask the sender to resend the email.

  1. Log in to Box with admin privileges.
  2. Click Admin Console.
  3. Click Enterprise Settings.
  4. Click the Content & Sharing tab.
  5. Allow shared links for: Folders and Files
  6. People who can access shared links: People with the link, people in your company, and people in this folder.

If the above steps do not resolve the issue, please check the following settings as well.

  1. On the Box admin page, click Content in the sidebar.
  2. From the Content Manager list, click Secure Download for Box.
  3. Hover over the Files row on the right, select More Options (three dots), and click Folder Settings.
  4. When the dialog appears, click the Collaboration tab.
  5. In the Shared Link Access section, make sure Restrict shared link access to collaborators only for this folder is unchecked (not selected).
  6. For subfolders within the Files folder, also ensure the settings are correct.

If the issue still persists after following the above steps, it is possible that Box Shield security restrictions are causing the error. Please check your Box Shield settings.

Translation Disclaimer

This article has been automatically translated from the original Japanese version for your convenience.While we strive to ensure accuracy, we cannot guarantee its reliability or completeness.

In the event of any discrepancies or questions regarding the content, the official Japanese version shall prevail.