Application Hook May Not Receive Keyup from the Windows Logo Key (321794)


The information in this article applies to:

  • Microsoft Windows NT Workstation 4.0
This article was previously published under Q321794

SYMPTOMS

An application hook may not receive the KeyUp message from the Windows Logo key. This problem can affect programs such as Alternative User Input Text Input Processor. After you press the Windows Logo key, you cannot type c, v, t, or h in Microsoft Word.

CAUSE

The key state for the Windows Logo key is handled incorrectly.

RESOLUTION

A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS

NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this fix has the file attributes (or later) 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 tool in Control Panel.
   Date         Time   Version        Size       File name
   --------------------------------------------------------
   08-May-2002  10:43  4.0.1381.7155    169,744  Gdi32.dll
   08-May-2002  10:43  4.0.1381.7142    327,440  User32.dll
   15-May-2002  07:21  4.0.1381.7158  1,254,640  Win32k.sys
   08-May-2002  10:43  4.0.1381.7102    175,888  Winsrv.dll

WORKAROUND

To work around this problem, disable Ctfmon.exe as described in the following Microsoft Knowledge Base article:

282599 OFFXP: What Is CTFMON and What Does It Do?

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
Modification Type:MinorLast Reviewed:9/27/2005
Keywords:kbHotfixServer kbQFE kbQFE kbbug kbfix KB321794
©2004 Microsoft Corporation. All rights reserved.