NetBIOS Scopes May Cause Domain Controllers to Hang When You Start Your Computer (272262)


The information in this article applies to:

  • Microsoft Windows 2000 Server SP1
  • Microsoft Windows 2000 Server SP2
  • Microsoft Windows 2000 Advanced Server SP1
  • Microsoft Windows 2000 Advanced Server SP2
This article was previously published under Q272262
IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry

SYMPTOMS

You computer may stop responding (hang) for several hours while the Preparing Network Connections dialog box is displayed.

CAUSE

This problem occurs when all of the following conditions are met:
  • The computer is a WIndows 2000-based domain controller.
  • The computer uses network basic input/output system (NetBIOS) scopes.

    NOTE: To confirm this, see the following registry key:

    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NetBT\ScopeID

  • The scope ID is ignored while the session is created.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

260910 How to Obtain the Latest Windows 2000 Service Pack

The English-language version of this fix should have the following file attributes or later: 
   Date        Time    Version        Size     File name
   -----------------------------------------------------
   9-Nov-2001  18:26   5.0.2195.4616  143.056  Netbt.sys

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows 2000 Service Pack 3.

MORE INFORMATION

WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

To remove the NetBIOS scope:
  1. Restart your computer.
  2. During the Startup procedure, press F8 when you are prompted to start the Windows Recovery console.
  3. Start Regedt32.exe.
  4. Delete the NetbiosScope value in the following registry key:

    HKEY_LOCAL_MACHINE\CurrentControlSet\Services\Netbios\Parameters

  5. Restart the computer.
For additional information about how to obtain a hotfix for Windows 2000 Datacenter Server, click the article number below to view the article in the Microsoft Knowledge Base:

265173 The Datacenter Program and Windows 2000 Datacenter Server Product

For additional information about how to install multiple hotfixes with only one reboot, click the article number below to view the article in the Microsoft Knowledge Base:

296861 Use QChain.exe to Install Multiple Hotfixes with One Reboot

For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

Modification Type:MinorLast Reviewed:9/26/2005
Keywords:kbHotfixServer kbQFE kbbug kbfix kbnetwork kbWin2000PreSP3Fix kbWin2000sp3fix KB272262
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