Microsoft KB Archive/315870

= Current Client Mappings Are Lost After You Attach a File System Filter to Rdpdr.sys =

Article ID: 315870

Article Last Modified on 10/27/2006

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APPLIES TO


 * Microsoft Windows XP Home Edition
 * Microsoft Windows XP Professional

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This article was previously published under Q315870



SYMPTOMS
After you attach a file system filter driver (such as AntiVirus) on to Rdpdr.sys, users may not be able to see the client local drive that is redirected to a terminal server through a terminal session.



RESOLUTION
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 XP service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone 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 typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

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

  Date         Time   Version      Size     File name ---  28-Jan-2002  10:12  5.1.2600.28  180,352  Rdpdr.sys



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Keywords: kbhotfixserver kbqfe kbbug kbenv kbfix kbqfe kbui KB315870

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