Power consumption increases when you run a WPF-based program that runs an animation in Windows Vista

Power consumption increases when you run a WPF-based program that runs an animation in Windows Vista

Article ID : 925255
Last Review : August 29, 2007
Revision : 2.2
On This Page

SYMPTOMS

Consider the following scenario:

• You run a Windows Presentation Foundation (WPF)-based program on a Windows Vista-based portable computer.
• The WPF-based program runs an animation.
• You are operating the computer on battery power.

In this scenario, the computer’s power consumption unexpectedly increases. Therefore, the computer’s battery power decreases more quickly than expected.

Back to the top

CAUSE

This problem occurs when an animation runs in a WPF-based program. This problem does not occur if you run a WPF-based program that does not run an animation.

Back to the top

RESOLUTION

Hotfix information

A supported hotfix is now 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 service pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451 (http://go.microsoft.com/?linkid=6294451)

Note If additional issues occur or 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. To create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support (http://support.microsoft.com/contactus/?ws=support)

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 name File version File size Date Time Platform
Presentationcore.dll 3.0.6920.2 3,974,656 22-Dec-2006 00:22 x86
Windows Vista, 64-bit versions
File name File version File size Date Time Platform
Presentationcore.dll 3.0.6920.2 3,884,544 22-Dec-2006 00:12 x64

Back to the top

MORE INFORMATION

This hotfix also fixes a problem in which the system time may differ from the BIOS time. However, the system time lag may not be resolved completely after you apply this hotfix. Several issues are known to cause this problem.

Back to the top


APPLIES TO
• Windows Vista Ultimate
• Windows Vista Starter
• Windows Vista Home Premium
• Windows Vista Home Basic
• Windows Vista Enterprise
• Windows Vista Business 64-bit Edition
• 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

Back to the top

Keywords: 
kbfix kbhotfixserver kbqfe kbprb kbexpertisebeginner KB925255

Back to the top

 

Microsoft Knowledge Base Article

This article contents is Microsoft Copyrighted material.
Microsoft Corporation. All rights reserved. Terms of Use | Trademarks


You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

AddThis Social Bookmark Button

Leave a Reply

*
To prove that you're not a bot, enter this code
Anti-Spam Image