NetDDE Refuses Incoming WM_DDE_INITIATEs from Windows 95

Last reviewed: October 19, 1998
Article ID: Q189114

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, Enterprise Edition version 4.0

SYMPTOMS

NetDDE refuses incoming WM_DDE_INITIATEs with failure code "RIACK_NEED_PASSWORD" even though the security data (for example, the encrypted password, username, and domainname) is valid. This only happen when Windows 95 is initiating the connection.

CAUSE

Logon validation is failing.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT version 4.0. For more information, please see the following article in the Microsoft Knowledge Base.

   ARTICLE-ID: Q152734
   TITLE     : How To Obtain the Latest Windows NT 4.0 Service Pack

STATUS

Microsoft has confirmed this to be a problem in Windows NT version 4.0. This problem was first corrected in Windows NT 4.0 Service Pack 4.

Additional query words: dde W95 W98
Keywords : kbbug4.00 kbfix4.00.sp4 NT4SP4Fix
Version : WinNT:4.0
Platform : winnt
Hardware : ALPHA x86
Issue type : kbbug
Solution Type : kbfix

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