ArgumentNullException Constructor (String)

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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)

public ArgumentNullException(
	string argument
)

Parameters

argument
Type: System..::..String
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.

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