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Article ID: 954275 - Last Review: September 16, 2008 - Revision: 1.0

FIX: On a Windows Embedded CE 6.0-based device, a watchdog timer may not fire when you terminate its process, and the operating system does not restart as expected

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SYMPTOMS

On a Microsoft Windows Embedded CE 6.0-based device, you create a watchdog timer to restart the operating system when it stops responding. However, when you terminate the watchdog process, the watchdog timer may not fire, and the operating system does not restart as expected.

Note This problem does not occur in Windows CE 5.0.

RESOLUTION

Software update information

A supported software update is now available from Microsoft as Windows CE 6.0 Platform Builder Monthly Update (June 2008). 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  (http://support.microsoft.com/kb/837392/ ) How to locate core operating system fixes for Microsoft Windows CE Platform Builder products

Prerequisites

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

Restart requirement

After you install this software update, you must perform a clean build of the whole platform. To do this, use one of the following methods:
  • On the Build menu, click Clean, and then click Build Platform.
  • On the Build menu, click Rebuild Platform.
You do not have to restart the computer after you install this software update.

Update replacement information

This update does not replace any other updates.

File information

The English version of this package has the file attributes (or later file attributes) that are listed in the following table.
Collapse this tableExpand this table
File nameFile sizeDateTime
Wincepb60-080624-kb954275-armv4i.msi3,457,53624-Jun-200821:00
Wincepb60-080624-kb954275-mipsii.msi3,318,78424-Jun-200821:00
Wincepb60-080624-kb954275-mipsii_fp.msi3,430,40024-Jun-200821:00
Wincepb60-080624-kb954275-mipsiv.msi3,355,13624-Jun-200821:00
Wincepb60-080624-kb954275-mipsiv_fp.msi3,475,45624-Jun-200821:00
Wincepb60-080624-kb954275-sh4.msi3,137,02424-Jun-200821:00
Wincepb60-080624-kb954275-x86.msi2,966,01624-Jun-200821:00
The English version of this Software update package 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.
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File nameFile sizeDateTimePath
Watchdog.c15,82911-Jun-200822:36\private\winceos\coreos\nk\kernel
Nkmain.lib2,721,03011-Jun-200822:32\public\common\oak\lib\armv4i\debug
Nkprmain.lib2,757,92411-Jun-200822:32\public\common\oak\lib\armv4i\debug
Nkmain.lib1,756,42411-Jun-200822:32\public\common\oak\lib\armv4i\retail
Nkprmain.lib1,781,91811-Jun-200822:32\public\common\oak\lib\armv4i\retail
Nkmain.lib2,580,30011-Jun-200822:33\public\common\oak\lib\mipsii\debug
Nkprmain.lib2,616,28811-Jun-200822:33\public\common\oak\lib\mipsii\debug
Nkmain.lib1,670,66811-Jun-200822:33\public\common\oak\lib\mipsii\retail
Nkprmain.lib1,700,84011-Jun-200822:33\public\common\oak\lib\mipsii\retail
Nkmain.lib2,655,13011-Jun-200822:34\public\common\oak\lib\mipsii_fp\debug
Nkprmain.lib2,691,39411-Jun-200822:34\public\common\oak\lib\mipsii_fp\debug
Nkmain.lib1,730,33811-Jun-200822:33\public\common\oak\lib\mipsii_fp\retail
Nkprmain.lib1,760,61411-Jun-200822:33\public\common\oak\lib\mipsii_fp\retail
Nkmain.lib2,612,29811-Jun-200822:35\public\common\oak\lib\mipsiv\debug
Nkprmain.lib2,648,41811-Jun-200822:35\public\common\oak\lib\mipsiv\debug
Nkmain.lib1,695,76611-Jun-200822:34\public\common\oak\lib\mipsiv\retail
Nkprmain.lib1,725,83411-Jun-200822:34\public\common\oak\lib\mipsiv\retail
Nkmain.lib2,692,38611-Jun-200822:35\public\common\oak\lib\mipsiv_fp\debug
Nkprmain.lib2,728,78211-Jun-200822:35\public\common\oak\lib\mipsiv_fp\debug
Nkmain.lib1,761,89611-Jun-200822:35\public\common\oak\lib\mipsiv_fp\retail
Nkprmain.lib1,792,07211-Jun-200822:35\public\common\oak\lib\mipsiv_fp\retail
Nkmain.lib2,176,37611-Jun-200822:36\public\common\oak\lib\sh4\debug
Nkprmain.lib2,201,63411-Jun-200822:36\public\common\oak\lib\sh4\debug
Nkmain.lib1,514,58011-Jun-200822:36\public\common\oak\lib\sh4\retail
Nkprmain.lib1,538,98811-Jun-200822:36\public\common\oak\lib\sh4\retail
Nkmain.lib2,167,95211-Jun-200822:31\public\common\oak\lib\x86\debug
Nkprmain.lib2,196,11011-Jun-200822:31\public\common\oak\lib\x86\debug
Nkmain.lib1,526,47611-Jun-200822:31\public\common\oak\lib\x86\retail
Nkprmain.lib1,546,54811-Jun-200822:31\public\common\oak\lib\x86\retail

STATUS

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

MORE INFORMATION

For more information about the watchdog timer driver, visit the following Microsoft Web site:
Watchdog Timer Driver (http://msdn.microsoft.com/en-us/library/ms856963.aspx)
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684  (http://support.microsoft.com/kb/824684/ ) Description of the standard terminology that is used to describe Microsoft software updates

APPLIES TO
  • Windows Embedded CE 6.0
Keywords: 
kbexpertiseadvanced kbqfe kbfix KB954275

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