UriBuilder Constructor (String)
Assembly: System (in system.dll)
uri is a null reference (Nothing in Visual Basic).
uri is a zero length string or contains only spaces.
The parsing routine detected a scheme in an invalid form.
The parser detected more than two consecutive slashes in a URI that does not use the "file" scheme.
uri is not a valid URI.
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.