You receive a "C000021A" Stop error message after you install the MS04-037 security update for Windows NT Server 4.0, Terminal Server Edition on a computer that is running Windows NT Server 4.0 with Service Pack 6a (SP6a) (891534)

SYMPTOMS

When you install the MS04-037 security update for Microsoft Windows NT Server 4.0, Terminal Server Edition on a computer that is running Microsoft Windows NT Server 4.0 with Service Pack 6a (SP6a), you receive the following Stop error message after the installation is finished:

Kernel dump indicated Winlogon had exited.
BugCheck C000021A, {e1199f08, 80, 0, 0} kd> !error c000021a Error code: (NTSTATUS) 0xc000021a (3221226010) - {Fatal System Error}
The %hs system process terminated unexpectedly with a status of 0x%08x (0x%08x 0x%08x).
The system has been shut down. kd> dc e1199f08 e1199f08 646e6957 2073776f 6f676f4c 7250206e Windows Logon Pr e1199f18 7365636f 00000073 010a2201 80c3e020 ocess....".. ... e1199f28 4d454444 6576454c e100746e 000f001f DDEMLEvent.

CAUSE

The MS04-037 security update for Windows NT Server 4.0, Terminal Server Edition does not verify the operating system version before the updated files are installed.

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.Microsoft regularly releases software updates to address specific problems. If Microsoft releases a software update to resolve this problem, this article will be updated with additional information.

MORE INFORMATION

For additional information about the MS04-037 security update, click the following article number to view the article in the Microsoft Knowledge Base:

841356 MS04-037: Vulnerability in Windows shell could allow remote code execution