This constructor initializes the Message property of the new instance to a system-supplied message that describes the error, such as "Argument cannot be null." This message takes into account the current system culture.
This constructor initializes the ParamName property of the new instance using the paramName parameter. The content of paramName is intended to be understood by humans.
The following table shows the initial property values for an instance of ArgumentNullException.
Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, 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.