Microsoft KB Archive/943634

= You cannot cancel changes that you make on the Camera Control tab or on the Video Proc Amp tab of the Properties dialog box of a webcam that is connected to a computer that is running Windows Vista, Windows Server 2003, or Windows XP =

Article ID: 943634

Article Last Modified on 11/9/2007

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APPLIES TO


 * Windows Vista Business
 * Windows Vista Enterprise
 * Windows Vista Home Basic
 * Windows Vista Home Premium
 * Windows Vista Ultimate
 * Windows Vista Enterprise 64-bit Edition
 * Windows Vista Home Basic 64-bit Edition
 * Windows Vista Home Premium 64-bit Edition
 * Windows Vista Ultimate 64-bit Edition
 * Windows Vista Business 64-bit Edition
 * Microsoft Windows Server 2003, Standard Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
 * Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
 * Microsoft Windows Server 2003, Web Edition
 * Microsoft Windows XP Home Edition
 * Microsoft Windows XP Professional
 * Microsoft Windows XP Media Center Edition 2002
 * Microsoft Windows XP Tablet PC Edition

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SYMPTOMS
Consider the following scenario:
 * You connect a webcam to a computer that is running Windows Vista.
 * In the webcam's Properties dialog box, you change settings on the Camera Control tab or on the Video Proc Amp tab.
 * In the webcam's Properties dialog box, you click Cancel. Or, you close this dialog box without saving or applying the changes.

In this scenario, the settings that you have changed are saved.

Note This problem also occurs on computers that are running Windows Server 2003 and Windows XP.



CAUSE
This problem occurs because a module of the DirectShow component does not process the cancel instruction correctly.



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.

Keywords: kbprb kbtshoot kbexpertisebeginner KB943634

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