NetDDE Causes Dr. Watson When Closing Incomplete Connections

ID: Q184026

The information in this article applies to:

Microsoft Windows NT Workstation version 4.0
Microsoft Windows NT Server version 4.0
Microsoft Windows NT Server version 4.0, Terminal Server Edition

SYMPTOMS

NetDDE will cause a Dr. Watson error when an application closes connections that are not yet established over the network. This only occurs when the connection is timing out at the same time that the client is closing the connection.

CAUSE

WM_DDE_TERMINATE is being processed twice by NetDDE, which causes it to crash.

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, please see the following article in the Microsoft Knowledge Base:

Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

STATUS

Microsoft has confirmed this to be 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: Access Violation Dr crash hang gpf

Keywords : NT4SP4Fix kbbug4.00 ntnetserv kbfix4.00.sp4 NTSrvWkst ntutil
Version : WinNT:4.0
Platform : winnt
Issue type : kbbug