Article ID: 818262 - View products that this article applies to.
After you install Internet Protocol version 6 (IPv6) on a computer running Windows XP, Visual Studio .NET cannot open existing ASP.NET Web projects. When you try to open an ASP.NET project, you may receive following error message:
Unable to open Web project 'ProjectName'. Unable to validate that the file path 'c:\inetpub\wwwroot\webasp10' matches the URL path 'http://localhost/ProjectName'. A connection with the server could not be established
To resolve this problem, install Windows XP Service Pack 1 on the computer running on Windows XP, and then install Visual Studio .NET. In IPv6 scenarios, critical functions such as opening and creating Visual Studio .NET projects, may fail if the service pack is not installed. To resolve the problem, follow these steps:
Microsoft has confirmed that this is a bug in Microsoft Windows XP. This bug was corrected in Microsoft Windows XP Service Pack 1.
Steps to reproduce the behavior
For more information about how to enable IPv6 for Visual Studio .NET 2003, read the file named IPv6.htm in the Setup folder of Microsoft Visual Studio .NET 2003 CD1.
For more information, visit the following Microsoft Web site:
http://technet.microsoft.com/en-us/library/bb726944.aspxFor more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/325449/ )How to install and configure IP version 6 in Windows Server 2003 Enterprise Server
Article ID: 818262 - Last Review: March 28, 2013 - Revision: 5.0