Article ID: 271989 - View products that this article applies to.
This article was previously published under Q271989
This article has been archived. It is offered "as is" and will no longer be updated.
The Winsock2 WSADuplicateSocket function does not work on Quality of Service-enabled sockets. Error response "WSAEINVAL" is received when the function is called.
In addition, Windows 2000 Quality of Service (QoS) functionality may not work properly on Microsoft Proxy Server.
To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
260910The English version of this fix should have the following file attributes or later:
(http://support.microsoft.com/kb/260910/EN-US/ )How to Obtain the Latest Windows 2000 Service Pack
Date Time Version Size File name ------------------------------------------------------ 09/22/2000 03:55p 5.0.2195.2306 25,360 Rapilib.dll 09/22/2000 03:56p 5.0.2195.2306 76,560 Rsvpsp.dll
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows 2000 Service Pack 2.
For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/249149/EN-US/ )Installing Microsoft Windows 2000 and Windows 2000 Hotfixes
Article ID: 271989 - Last Review: October 26, 2013 - Revision: 4.0
Contact us for more help
Connect with Answer Desk for expert help.