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WebException Class

Microsoft Silverlight will reach end of support after October 2021. Learn more.

The exception that is thrown when an error occurs while accessing the network through a pluggable protocol.

Inheritance Hierarchy

System.Object
  System.Exception
    System.SystemException
      System.InvalidOperationException
        System.Net.WebException

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

Syntax

'Declaration
Public Class WebException _
    Inherits InvalidOperationException
public class WebException : InvalidOperationException

The WebException type exposes the following members.

Constructors

  Name Description
Public methodSupported by Silverlight for Windows Phone WebException() Initializes a new instance of the WebException class.
Public methodSupported by Silverlight for Windows Phone WebException(String) Initializes a new instance of the WebException class with the specified error message.
Public methodSupported by Silverlight for Windows Phone WebException(String, Exception) Initializes a new instance of the WebException class with the specified error message and nested exception.
Public methodSupported by Silverlight for Windows Phone WebException(String, WebExceptionStatus) Initializes a new instance of the WebException class with the specified error message and status.
Public methodSupported by Silverlight for Windows Phone WebException(String, Exception, WebExceptionStatus, WebResponse) Initializes a new instance of the WebException class with the specified error message, nested exception, status, and response.

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Properties

  Name Description
Public propertySupported by Silverlight for Windows Phone Data Gets a collection of key/value pairs that provide additional user-defined information about the exception. (Inherited from Exception.)
Protected propertySupported by Silverlight for Windows Phone HResult Gets or sets HRESULT, a coded numerical value that is assigned to a specific exception. (Inherited from Exception.)
Public propertySupported by Silverlight for Windows Phone InnerException Gets the Exception instance that caused the current exception. (Inherited from Exception.)
Public propertySupported by Silverlight for Windows Phone Message Gets a message that describes the current exception. (Inherited from Exception.)
Public propertySupported by Silverlight for Windows Phone Response Gets the response that the remote host returned.
Public propertySupported by Silverlight for Windows Phone StackTrace Gets a string representation of the frames on the call stack at the time the current exception was thrown. (Inherited from Exception.)
Public propertySupported by Silverlight for Windows Phone Status Gets the status of the response.

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Methods

  Name Description
Public methodSupported by Silverlight for Windows Phone Equals(Object) Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Protected methodSupported by Silverlight for Windows Phone Finalize Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
Public methodSupported by Silverlight for Windows Phone GetBaseException When overridden in a derived class, returns the Exception that is the root cause of one or more subsequent exceptions. (Inherited from Exception.)
Public methodSupported by Silverlight for Windows Phone GetHashCode Serves as a hash function for a particular type. (Inherited from Object.)
Public methodSupported by Silverlight for Windows Phone GetType Gets the runtime type of the current instance. (Inherited from Exception.)
Protected methodSupported by Silverlight for Windows Phone MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.)
Public methodSupported by Silverlight for Windows Phone ToString Creates and returns a string representation of the current exception. (Inherited from Exception.)

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Remarks

The WebException class is thrown by classes descended from WebRequest and WebResponse that implement pluggable protocols for accessing the Internet.

When WebException is thrown by a descendant of the WebRequest class, the Response property provides the Internet response to the application.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

See Also

Reference