OLEXP: "Unknown Error" in Outlook Express When Accessing a Hotmail Account

This article has been archived. It is offered "as is" and will no longer be updated.
For information about the differences between Microsoft Outlook Express and Microsoft Outlook e-mail clients, click the following article number to view the article in the Microsoft Knowledge Base:
257824 OL2000: Differences Between Outlook and Outlook Express
Symptoms
When you use Outlook Express to open e-mail in a Hotmail account, you may receive the following error message:
An unknown error has occurred.
An invalid character was found inside an entity reference.
-or-
Header download for the 'FolderName' folder did not complete. Account: 'Hotmail account', Server: 'http://services.msn.com/svcs/hotmail/httpmail.asp', Protocol: HTTPMail, Server Response: 'An invalid character was found inside an entity reference.', Port: 0, Secure(SSL): No, Error Number 0xC00CE50E


After you receive this error message, you cannot download any more e-mail. You can still access the Hotmail e-mail using the Hotmail Web interface.
Cause
This issue can occur if there is a damaged message header on the Hotmail server.
Resolution
To resolve this issue, delete the affected message from the Hotmail server. To do this, connect to the following Hotmail Web site:From this Web site, you can read and delete the e-mail messages until the damaged one is gone.

NOTE: There is no known way to determine exactly which e-mail message has the problem.
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use for other considerations.
Properties

Article ID: 252518 - Last Review: 01/12/2015 16:39:15 - Revision: 1.0

  • Microsoft Outlook Express 4.0
  • kbnosurvey kbarchive kberrmsg kbprb KB252518
Feedback