DOCUMENT:Q173644  24-JUN-1998  [msnetwork]
TITLE   :"Error 645" When You Attempt to Connect to MSN
PRODUCT :The Microsoft Network
PROD/VER:WINDOWS:2.5
OPER/SYS:WINDOWS
KEYWORDS:kbenv kberrmsg msnconnect kbmsn

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The information in this article applies to:

 - The Microsoft Network version 2.5
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SYMPTOMS
========

When you attempt to connect to MSN, The Microsoft Network, you may receive
the following error message:

   Error 645.

CAUSE
=====

This behavior can occur if Dial-Up Adapter components are damaged or
missing.

RESOLUTION
==========

Remove and reinstall the Dial-Up Adapter and Dial-Up Networking. To do so,
use the following steps:

1. Click Start, point to Settings, and then click Control Panel.

2. Double-click Network.

3. Click Dial-Up Adapter, and then click Remove.

4. Click OK.

5. When you are prompted to restart your computer, click No.

6. Double-click Add/Remove Programs.

7. On the Windows Setup tab, click Communications, and then click Details.

8. Click the Dial-Up Networking check box to clear it.

9. Click OK until you return to Windows.

10. Close Control Panel, and then restart the computer.

11. Double-click the The Microsoft Network icon on the desktop.

12. When the Connection Manager dialog box opens, click Yes, and then
   click OK. Follow the instructions on the screen. You may be prompted
   for your Windows disks or CD-ROM.

13. When you are prompted to restart the computer, click Yes.

MORE INFORMATION
================

For more information about manually configuring the Transport Control
Protocol/Internet Protocol (TCP/IP), see the following article in the
Microsoft Knowledge Base:

   ARTICLE-ID:  Q172552
   TITLE     :  How to Configure TCP/IP for The Microsoft Network

Additional query words: 2.50 msnet msnetwork microsoft-net m.s.n.
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Keywords          : kbenv kberrmsg msnconnect kbmsn 
Version           : WINDOWS:2.5
Platform          : WINDOWS
Issue type        : kbprb

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