Access Violation in Win32K When Calling GetDCEx (174511)

The information in this article applies to:

Microsoft Windows NT Workstation 4.0
Microsoft Windows NT Server 4.0

This article was previously published under Q174511

SYMPTOMS

In certain instances under Windows NT 4.0, application code may fail with an access violation in Win32k.sys when using the following API:

   GetDCEx(GetDesktopWindow(), NULL, DCX_PARENTCLIP);

RESOLUTION

To resolve this problem, obtain the hotfix below, or wait for the next service pack.

STATUS

Microsoft has confirmed this to be a problem in Windows NT version 4.0. A supported fix is now available, but has not been fully regression tested and should be applied only to systems experiencing this specific problem. Unless you are severely impacted by this specific problem, Microsoft recommends that you wait for the next Service Pack that contains this fix. Contact Microsoft Technical Support for more information.

Modification Type:	Minor	Last Reviewed:	9/23/2005
Keywords:	kbHotfixServer kbQFE kbbug kbfix kbprint KB174511