Microsoft KB Archive/224535

= OLEXP: Error Message: "An Unknown Error Has Occurred" When Opening Newsgroups In Outlook Express =

Article ID: 224535

Article Last Modified on 1/24/2007

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APPLIES TO


 * Microsoft Outlook Express 5.0
 * Microsoft Outlook Express 5.0
 * Microsoft Internet Explorer 5.0
 * Microsoft Internet Explorer 5.0
 * Microsoft Internet Explorer 6.0

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This article was previously published under Q224535



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 open newsgroups in Microsoft Outlook Express 5, you may receive the following error message:

An unknown error has occurred.

Config:

Protocol: NNTP

Port: 0 (Secure)

SSL:0

Code: 80004005



CAUSE
This issue can occur if you are connected to your Internet service provider (ISP) using a dial-up connection, and your Outlook Express News and Internet Explorer connections are set to use a local area network (LAN) connection.



RESOLUTION
To resolve this issue, use one of the following methods:

Method 1
If Internet Explorer is configured to connect using a LAN connection, configure Internet Explorer to connect to your ISP using a Dial-up Networking connection:
 * 1) On the Tools menu, click Internet Options, and then click the Connections tab.
 * 2) In the Dial-up Settings box, click the Dial-up Networking connection you want to use, and then click Dial whenever a network connection is not present or Always dial my default connection.

Method 2
If Outlook Express 5 News is configured to connect using a LAN connection, configure Outlook Express to connect to your ISP using a Dial-up Networking connection:
 * 1) On the Tools menu, click Accounts, and then click the News tab.
 * 2) On the News tab, click the news account you want to use, and then click Properties.
 * 3) Click the Connection tab, select the Always connect to this account using check box, and then click the Dial-Up Networking connection you want to use.
 * 4) Click OK, and then click Close.

Keywords: kbprb KB224535

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