Sounds Are Choppy or Are Not Played in Encarta and My Personal Tutor (177038)


The information in this article applies to:

  • Microsoft Bookshelf 99
  • Microsoft Encarta 98 Encyclopedia for Windows
  • Microsoft Encarta Encyclopedia 99
  • Microsoft Encarta Africana
  • Microsoft My Personal Tutor: Sam's Hide and Seek Adventure 1.0
  • Microsoft My Personal Tutor: Sky's Space Station Voyage 1.0
  • Microsoft My Personal Tutor: Turru's Daring Sea Quest 1.0
  • Microsoft Encarta Encyclopedia 99 Concise Edition
  • Microsoft Encarta Encyclopedia Deluxe 99
This article was previously published under Q177038
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 Description of the Microsoft Windows Registry

SYMPTOMS

When you attempt to play an animation with sound or a pronunciation in one of the Microsoft programs listed earlier in this article, you may experience one of the following symptoms:

  • Sounds may not play.

  • Sounds may be broken up or choppy.

  • Introductory sounds may be broken up or choppy.

  • Introductory sounds may be scratchy.

  • You may receive on of the following error messages:
    - MMSYSTEM 320: All wave devices that can play files in this format are in use. Try again when the wave device is free.
    - Your sound card is in use by another application; try again when the sound card is available.
When you play a sound or video clip, sounds play correctly.

NOTE: When you play a sound or video clip in Microsoft Encarta Africana, sounds may not be played.

CAUSE

This behavior can occur if RSX 3D Audio is installed on your computer. RSX 3D Audio is installed with some VRML browsers and 3D animation programs.

RESOLUTION

To resolve this issue, configure RSX 3D Audio to work with the Microsoft programs listed earlier in this article. To do this, follow these steps:

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.


  1. Use Registry Editor to open the following registry key: 
          HKEY_LOCAL_MACHINE\SOFTWARE\Intel\Realistic Sound Experience\2.0
  2. Modify the value data of the Device Type value to "wave" (without the quotation marks).
  3. Quit Registry Editor, and then restart the computer.
If these steps do not resolve the issue, remove RSX 3D Audio from your computer. To do this, follow these steps:

  1. Click Start, point to Settings, and then click Control Panel.
  2. Double-click Add/Remove Programs.
  3. On the Install/Uninstall tab, click Intel RSX 3D, and then click Add/Remove.
  4. When you are prompted to remove Intel RSX 3D, click Yes.
  5. Click OK, and then close Control Panel.
To delete any copies of the Rsx.dll file remaining on your computer, follow these steps:

  1. Click Start, point to Find, and then click Files Or Folders.
  2. In the Named box, type rsx.dll.
  3. Click Find Now.
  4. In the list of found files, right-click the Rsx.dll file, and then click Delete. Repeat this step to delete any other copies of the Rsx.dll file that remain on your computer.

STATUS

This problem was corrected in Microsoft Bookshelf 2000.

MORE INFORMATION

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


As of February 1, 1999, Intel turns over all development, support, and licensing for RSX 3D to RAD Game Tools. Inc. For more information about RSX 3D, please see the following RAD Game Tools Web site:

http://www.radgametools.com/rsxmain.htm

Modification Type:MinorLast Reviewed:11/30/2004
Keywords:kb3rdparty kbprb kbsound KB177038
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