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When you try to specify a default system sound in the Sounds tool in Control Panel, the

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Microsoft Knowledge Base Article

This article contents is Microsoft Copyrighted material.
©2005-©2007 Microsoft Corporation. All rights reserved. Terms of Use | Trademarks

Article ID: 300406 - Last Review: January 31, 2007 - Revision: 1.3

Default Sound Is Unavailable in the Sounds Tool in Control Panel

System TipThis article applies to a different version of Windows than the one you are using. Content in this article may not be relevant to you. Visit the Windows Vista Solution Center
This article was previously published under Q300406
IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:
256986  (http://kbalertz.com/Feedback.aspx?kbNumber=256986/EN-US/ ) Description of the Microsoft Windows Registry

SYMPTOMS

When you try to specify a default system sound in the Sounds tool in Control Panel, the Default option may be missing.

CAUSE

This issue can occur if the following registry keys are missing or incomplete:
HKEY_CURRENT_USER\AppEvents\Schemes\Apps\.Default\.Default

HKEY_USERS\.DEFAULT\AppEvents\Schemes\Apps\.Default\.Default

RESOLUTION

WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

To resolve this issue, use Registry Editor to verify that the following registry keys exist (exactly as they appear here), and if needed, create or edit them:
HKEY_CURRENT_USER\AppEvents\Schemes\Apps\.Default\.Default

HKEY_USERS\.DEFAULT\AppEvents\Schemes\Apps\.Default\.Default

APPLIES TO
  • Microsoft Windows Millennium Edition
  • Microsoft Windows 98 Second Edition
  • Microsoft Windows 98 Standard Edition
  • Microsoft Windows 95
Keywords: 
kbenv kbprb kbsound kbui KB300406
       

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