Microsoft KB Archive/901107

= A Windows 2000-based computer no longer recognizes a USB smart card reader after you disconnect and then reconnect the smart card reader =

Article ID: 901107

Article Last Modified on 11/2/2007

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APPLIES TO


 * Microsoft Windows 2000 Professional Edition
 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Datacenter Server

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SYMPTOMS
Consider the following scenario. You disconnect a universal serial bus (USB) smart card reader from a Microsoft Windows 2000-based computer. Then, you reconnect the smart card reader to the computer. In this scenario, the computer no longer recognizes the smart card reader.



Hotfix information
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Windows 2000 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites
To apply this hotfix, you must have Windows 2000 Service Pack 4 (SP4) installed on the computer.

Restart requirement
You must restart the computer after you apply this hotfix.

Hotfix replacement information
This hotfix does not replace any other hotfixes.

File information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.   Date         Time   Version           Size  File name 11-Jul-2005 13:15  5.0.2195.7059  100,112  Scardsvr.exe 11-Jul-2005 13:16  5.0.2195.7059  184,592  Winlogon.exe



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.



MORE INFORMATION
For more information about smart card installation and smart card readers that are supported by Windows 2000, visit the following Microsoft Web sites:

http://www.microsoft.com/technet/security/topics/identitymanagement/scard.mspx

http://technet.microsoft.com/en-us/library/Bb742531.aspx

http://testedproducts.windowsmarketplace.com/results.aspx?&bCatID=786&cpID=0&ocID=103&OR=1

For more information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates

Additional query words: smartcard smart-card

Keywords: kbsmartcard kbfix kbbug kbpubtypekc kbhotfixserver kbqfe KB901107

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