Microsoft KB Archive/931956

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Article ID: 931956

Article Last Modified on 3/1/2007


  • Microsoft Windows CE 5.0


When you run a Microsoft Windows CE 5.0-based application on an ARMV4I processor-based device, the Sleep API function may return immediately before the sleep time is elapsed.

This problem occurs if the sleep time that is specified in the call to the Sleep function plus the system tick count value is more than +2147483647 (0x7FFFFFFF).


Software update information

A supported software update is now available from Microsoft as Windows CE 5.0 Platform Builder Monthly Update (February 2007). You can confirm this by scrolling to the "File information" section of this article. The package file name contains the product version, date, Knowledge Base article number, and processor type. The package file name format is:

Product version-yymmdd-kbnnnnnn-processor type

For example: Wincepb50-060503-kb917590-armv4i.msi is the ARMV4i Windows CE 5.0 Platform Builder fix that is documented in KB article 917590 and that is contained in the May 2006 monthly update. To resolve this problem immediately, click the following article number for information about obtaining Windows CE Platform Builder and core operating system software updates:

837392 How to locate core operating system fixes for Microsoft Windows CE Platform Builder products


This software update is supported only if all previously issued software updates for this product have also been applied.

Restart requirement

After you apply this software update, you must perform a clean build of the whole platform. To clean the platform, click Clean on the Build menu. To build the platform, click Build Platform on the Build menu. You do not have to restart the computer after you apply this software update.

Software update replacement information

This software update does not replace any other software updates.

File information

The English version of this software update package has the file attributes or the later file attributes that are listed in the following table.

File name File size Date Time
Wincepb50-070208-kb931956-armv4i.msi 2,806,272 08-Feb-2007 22:27

The English version of this software update 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.

File name File size Date Time Path
Nkmain.lib 2,132,154 07-Feb-2007 00:54 Public\Common\Oak\Lib\Armv4i\Debug
Nkprmain.lib 2,291,238 07-Feb-2007 00:55 Public\Common\Oak\Lib\Armv4i\Debug
Nkmain.lib 1,371,020 07-Feb-2007 00:53 Public\Common\Oak\Lib\Armv4i\Retail
Nkprmain.lib 1,502,774 07-Feb-2007 00:54 Public\Common\Oak\Lib\Armv4i\Retail


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

Keywords: kbbug kbpubtypekc kbprb kbfix kbqfe KB931956