Microsoft KB Archive/813517

Knowledge Base

"The messaging interface has returned an unknown error" error message when you create a new e-mail message or forward a message in Outlook 2002

Article ID: 813517

Article Last Modified on 1/7/2006

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APPLIES TO

• Microsoft Outlook 2002 Standard Edition, when used with:
  • Microsoft Windows XP Professional

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SYMPTOMS

When you try to create a new e-mail message or forward a message, you may receive the following error message:

The messaging interface has returned an unknown error. If the problem persists restart Outlook

CAUSE

This issue may occur if all the following conditions exist:

1. You upgrade to Windows XP.
2. You install Windows XP to a new folder.
3. You reinstall Office XP.

RESOLUTION

To resolve this issue, obtain and install Outlook 2002 Public Update: October 4, 2001.

For additional information about how to obtain and install Outlook 2002 Public Update: October 4, 2001, click the following article number to view the article in the Microsoft Knowledge Base:

300551 OL2002: Overview of the Outlook 2002 Public Update: October 4, 2001

Keywords: kberrmsg kbprb kbupdate KB813517

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