The exception that is thrown when an error occurs while accessing the network through a pluggable protocol.
(in System.dll)
Visual Basic (Declaration)
<SerializableAttribute> _
Public Class WebException _
Inherits InvalidOperationException _
Implements ISerializable
Dim instance As WebException
[SerializableAttribute]
public class WebException : InvalidOperationException,
ISerializable
[SerializableAttribute]
public ref class WebException : public InvalidOperationException,
ISerializable
public class WebException extends InvalidOperationException implements ISerializable
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.
System..::.Object
System..::.Exception
System..::.SystemException
System..::.InvalidOperationException
System.Net..::.WebException
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
.NET Framework
Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
.NET Compact Framework
Supported in: 3.5, 2.0, 1.0
Reference