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ArgumentNullException.ArgumentNullException(String) Constructor

Initializes a new instance of the ArgumentNullException class with the name of the parameter that causes this exception.

Namespace: System
Assembly: mscorlib (in mscorlib.dll)

'Declaration
Public Sub New ( _
	paramName As String _
)
'Usage
Dim paramName As String

Dim instance As New ArgumentNullException(paramName)
public ArgumentNullException (
	String paramName
)
public function ArgumentNullException (
	paramName : String
)
Not applicable.

Parameters

paramName

The name of the parameter that caused the exception.

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.

Property

Value

InnerException

A null reference (Nothing in Visual Basic).

Message

The empty string ("").

ParamName

The parameter name string.

Windows 98, Windows Server 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 Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0

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