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Various problems may occur after you disconnect a PCMCIA storage device when a Windows Vista-based computer is asleep

This article has been archived. It is offered "as is" and will no longer be updated.
Consider the following scenario. You connect a PCMCIA storage device to a Windows Vista-based computer. For example, the device may be a PCMCIA card reader. Next, you put the computer to sleep, disconnect the device from the computer, and then wake the computer from sleep. In this scenario, you may experience one of the following problems:
  • The PCMCIA storage device is still listed in Windows Explorer, even though the device was disconnected.
  • When you reconnect the PCMCIA storage device, the device does not work.
  • The computer stops responding (hangs).
  • After the computer has been running for a while, you receive a Stop error message that resembles the following:
    STOP 0x0000009F (parameter1, parameter2, parameter3, parameter4)

Service pack information

To resolve this problem, obtain the latest service pack for Windows Vista. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
935791 How to obtain the latest Windows Vista service pack

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

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 item in Control Panel.
Windows Vista, x86-based versions
File nameFile versionFile sizeDateTimePlatform
Update.mumNot applicable2,02422-Feb-200702:05Not applicable
X86_mshdc.inf_31bf3856ad364e35_6.0.6000.20541_none_dbb1430d3da06c42.manifestNot applicable5,81822-Feb-200702:06Not applicable
Windows Vista, 64-bit versions
File nameFile versionFile sizeDateTimePlatform
Amd64_mshdc.inf_31bf3856ad364e35_6.0.6000.20541_none_37cfde90f5fddd78.manifestNot applicable5,82022-Feb-200702:43Not applicable
Update.mumNot applicable2,02422-Feb-200702:05Not applicable
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows Vista Service Pack 1.
More information
We do not recommend that you disconnect devices from the computer while the computer is asleep or on standby. Instead, disconnect devices when the computer is turned off or when the computer is in a fully operational state.

For more information about how hotfix packages are named, click the following article number to view the article in the Microsoft Knowledge Base:
816915 New file naming schema for Microsoft Windows software update packages
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
Winx64 Windowsx64 64bit 64-bit storage IDE ATAPI device CF SD MS reader BugCheck Bug Check BSOD hang freeze NMI bluescreen blue screen noreschange noarneeded noadddependency

Article ID: 932626 - Last Review: 01/16/2015 09:40:25 - Revision: 4.0

Windows Vista Ultimate, Windows Vista Starter, Windows Vista Home Premium, Windows Vista Home Basic, Windows Vista Enterprise, Windows Vista Business, Windows Vista Ultimate 64-bit Edition, Windows Vista Home Premium 64-bit Edition, Windows Vista Home Basic 64-bit Edition, Windows Vista Enterprise 64-bit Edition

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