Assembly: System.DirectoryServices (in system.directoryservices.dll)
A DirectoryContext object for creating this site.
The name for the new site.
A call to the underlying directory service resulted in an error.
The target server is either busy or unavailable.
This exception will occur for any one of the following reasons:
context or siteName is a null reference (Nothing in Visual Basic).
The credentials that were supplied are not valid.
Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter EditionThe Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.