A Logical Disk on an Extended Partition Is Recognized as a Primary Partition (317633)

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
Microsoft Windows 2000 Professional SP1
Microsoft Windows 2000 Professional SP2

This article was previously published under Q317633

SYMPTOMS

After you install the hotfix that is described in the following Microsoft Knowledge Base article, a logical disk on an extended partition may be displayed incorrectly as a primary partition in the Disk Management tool:

274349 Computer with Large Number of Partitions Starts Slowly

CAUSE

This problem occurs because Logical Disk Manager uses cached information to set up the partition information.

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 version of this fix should have the following file attributes or later:

   Date         Time   Version        Size    File name
   -------------------------------------------------------
   16-Nov-2001  12:23  5.0.2195.4643  34,416  Classpnp.sys
   14-Dec-2001  05:12  5.0.2195.4771  29,968  Disk.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

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

Modification Type:	Minor	Last Reviewed:	9/27/2005
Keywords:	kbHotfixServer kbQFE kbbug kbfix kbOSWin2000fix kbWin2000PreSP3Fix kbWin2000sp3fix KB317633