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Knowledge Base

ReleaseDC API Fails with Laststatus = 0xc000007c and Lasterror = 87 Error Messages

Article ID: 246792

Article Last Modified on 11/1/2006

APPLIES TO

Microsoft Windows NT Server 4.0 Standard Edition
Microsoft Windows NT 4.0 Service Pack 4
Microsoft Windows NT Workstation 4.0 Developer Edition
Microsoft Windows NT Workstation 4.0 Developer Edition
Microsoft Windows NT Server 4.0 Enterprise Edition
Microsoft Windows NT 4.0 Service Pack 4

This article was previously published under Q246792

IMPORTANT: The individual hotfix that is available is for Windows NT 4.0 Service Pack 4 only. Do not apply the individual hotfix to a computer running Windows NT 4.0 Service Pack 5. Applying Windows NT 4.0 Service Pack 6 to a computer running Windows NT 4.0 Service Pack 5 will resolve this problem.

SYMPTOMS

The ReleaseDC API fails to release a device context intermittantly, and you see the following error messages:

lasterror = 87 ERROR_INVALID_PARAMETER

laststatus = 0xc000007c STATUS_NO_TOKEN

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual hotfix.

For information on obtaining the latest service pack, please go to:

http://www.microsoft.com/windows/servicepacks/

-or-

152734 How to Obtain the Latest Windows NT 4.0 Service Pack

For information on obtaining the individual hotfix, contact Microsoft Product Support Services. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:

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

The English-language version of this fix should have the following file attributes or later:

   Date      Time                 Size    File name     Platform
   -------------------------------------------------------------
   08/04/99  01:37p               169,744 gdi32.dll     x86
   08/04/99  01:37p               326,416 user32.dll    x86
   07/28/99  11:21a             1,250,640 win32k.sys    x86
   08/04/99  01:37p               175,376 winsrv.dll    x86

   08/06/99  01:09p               307,984 gdi32.dll     Alpha
   08/06/99  01:09p               577,296 user32.dll    Alpha
   07/28/99  11:20a             2,071,888 win32k.sys    Alpha
   08/06/99  01:09p               316,176 winsrv.dll    Alpha

STATUS

Microsoft has confirmed that this is a problem in Windows NT 4.0. This problem was first corrected in Windows NT 4.0 Service Pack 6.

Keywords: kberrmsg kbbug kbfix kbqfe kbhotfixserver KB246792

Microsoft KB Archive/246792

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