16-Bit Programs Hang Using Dynamic Data Exchange
This article was previously published under Q242283
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A 16-bit Windows-on-Windows (WOW) subsystem may stop responding (hang) when you are running multiple Dynamic Data Exchange (DDE) programs.
This behavior can occur if a 16-bit Windows-based program using DDE is terminated while a second 16-bit Windows-based program is enumerating the active DDE program list. This causes the second program to hang, stopping the whole WOW subsystem.
Windows NT Server or Workstation 4.0To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual software update. For information on obtaining the latest service pack, please go to:
Windows NT Server 4.0, Terminal Server EditionTo resolve this problem, obtain the latest service pack for Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in theMicrosoft Knowledge Base:
152734 How to Obtain the Latest Windows NT 4.0 Service Pack
Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT Server 4.0 Service Pack 6 and Windows NT Server 4.0, Terminal Server Edition Service Pack 6.
Article ID: 242283 - Last Review: 11/02/2013 19:44:00 - Revision: 3.0
Microsoft Windows NT Workstation 4.0 Developer Edition, Microsoft Windows NT Server 4.0 Standard Edition
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