Stop: 0x7E Error occurs in Kbdclass.sys when you try to shut down Windows XP

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This article was previously published under Q313050

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SYMPTOMS

When you try to shut down Windows XP, you may receive the following Stop error:

Stop: 0x0000007E (0xC0000005, 0xFC7F1945, 0xFC9589B0, 0xFC9586B0) Kbdclass.sys- address Fc7F1945 base at FC7F1000, Datestamp 3b7d82f3

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CAUSE

This behavior may occur if one of the following conditions is true:

The Logitech iTouch software version 1.5 or earlier is installed for Logitech keyboards. For example, this behavior may occur with the Cordless Freedom models.
Logitech Mouseware Software version 9.10 is installed. Other versions of this software may cause this issue.

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RESOLUTION

To resolve this behavior, obtain the latest iTouch drivers or the latest version of the iTouch or Mouseware software from Logitech. Visit the following Logitech Web site:

http://www.logitech.com (http://www.logitech.com)

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MORE INFORMATION

For information about your hardware manufacturer, visit the following Web site:

http://support.microsoft.com/gp/vendors/en-us (http://support.microsoft.com/gp/vendors/en-us)

Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information. The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.

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