Class WebException

Defines the exception that is thrown by WebRequest instances when an error occurs.

Inheritance
object
Exception
SystemException
InvalidOperationException
WebException
Inherited Members
Namespace: System.Net
Assembly: System.Net.Http.dll
Syntax
public class WebException : InvalidOperationException
Remarks

This class is a subclass of InvalidOperationException that contains a WebExceptionStatus and possibly a reference to a WebResponse. The WebResponse is only present if there is a response from the remote server.

Constructors

WebException()

The default constructor.

Declaration
public WebException()

WebException(string, Exception, WebExceptionStatus, WebResponse)

Constructs a WebException based on the specified message string, inner exception, WebExceptionStatus, and WebResponse.

Declaration
public WebException(string message, Exception inner, WebExceptionStatus status, WebResponse response)
Parameters
Type Name Description
string message

Message string for exception.
Exception inner

The exception that caused this exception.
WebExceptionStatus status

The network status of the exception.
WebResponse response

The WebResponse we have.

WebException(string, Exception)

Constructs a WebException based on the specified message string and inner exception.

Declaration
public WebException(string message, Exception innerException)
Parameters
Type Name Description
string message

The message string for the exception.
Exception innerException

The exception that caused this exception.

WebException(string, WebExceptionStatus)

Constructs a WebException based on the specified message string and WebExceptionStatus.

Declaration
public WebException(string message, WebExceptionStatus status)
Parameters
Type Name Description
string message

The message string for the exception.
WebExceptionStatus status

The network status of the exception.

WebException(string)

Constructs a WebException based on the specified message string.

Declaration
public WebException(string message)
Parameters
Type Name Description
string message

The message string for the exception.

Properties

Response

Gets the response that the remote host returned.

Declaration
public WebResponse Response { get; }
Property Value
Type Description
WebResponse

If a response is available from the Internet resource, a WebResponse instance that contains the error response from an Internet resource; otherwise, null.

Status

Gets the WebExceptionStatus code.

Declaration
public WebExceptionStatus Status { get; }
Property Value
Type Description
WebExceptionStatus

One of the WebExceptionStatus values.

Extension Methods