Microsoft KB Archive/185668

= IntelliMouse TrackBall Wheel Does Not Work with Service Pack 3 =

Article ID: 185668

Article Last Modified on 10/12/2007

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APPLIES TO


 * Microsoft SideWinder Mouse
 * Microsoft Windows NT Server 4.0, Terminal Server Edition
 * Microsoft Windows NT Server 4.0 Standard Edition
 * Microsoft Windows NT Workstation 4.0 Developer Edition
 * Microsoft Windows NT Server 4.0 Enterprise Edition

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This article was previously published under Q185668



SYMPTOMS
After you install Windows NT 4.0 Service Pack 3 on your Windows NT-based computer, your Microsoft IntelliMouse TrackBall's wheel may have no effect in programs that support the IntelliMouse TrackBall.



CAUSE
The I8042prt.sys driver included with Service Pack 3 does not include a Plug and Play identifier to recognize the IntelliMouse TrackBall wheel.



RESOLUTION
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

152734 How to Obtain the Latest Windows NT 4.0 Service Pack



STATUS
Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Additional query words: Plug and Play PNP

Keywords: kbbug kbfix KB185668

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