WebException Class
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
The exception that is thrown when an error occurs while accessing the network through a pluggable protocol.
System::Exception
System::SystemException
System::InvalidOperationException
System.Net::WebException
Assembly: System.Net (in System.Net.dll)
The WebException type exposes the following members.
| Name | Description | |
|---|---|---|
 | WebException() | Initializes a new instance of the WebException class. |
| WebException(String) | Initializes a new instance of the WebException class with the specified error message. |
| WebException(String, Exception) | Initializes a new instance of the WebException class with the specified error message and nested exception. |
| WebException(String, WebExceptionStatus) | Initializes a new instance of the WebException class with the specified error message and status. |
| WebException(String, Exception, WebExceptionStatus, WebResponse) | Initializes a new instance of the WebException class with the specified error message, nested exception, status, and response. |
| Name | Description | |
|---|---|---|
 | Data | Gets a collection of key/value pairs that provide additional user-defined information about the exception. (Inherited from Exception.) |
| HelpLink | Gets or sets a link to the help file associated with this exception. (Inherited from Exception.) |
| HResult | Gets or sets HRESULT, a coded numerical value that is assigned to a specific exception. (Inherited from Exception.) |
| InnerException | Gets the Exception instance that caused the current exception. (Inherited from Exception.) |
| Message | Gets a message that describes the current exception. (Inherited from Exception.) |
| Response | Gets the response that the remote host returned. |
| Source | Gets or sets the name of the application or the object that causes the error. (Inherited from Exception.) |
| StackTrace | Gets a string representation of the frames on the call stack at the time the current exception was thrown. (Inherited from Exception.) |
| Status | Gets the status of the response. |
| Name | Description | |
|---|---|---|
| Equals(Object) | Determines whether the specified Object is equal to the current Object. (Inherited from Object.) |
 | 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.) |
| GetBaseException | When overridden in a derived class, returns the Exception that is the root cause of one or more subsequent exceptions. (Inherited from Exception.) |
| GetHashCode | Serves as a hash function for a particular type. (Inherited from Object.) |
| GetType | Gets the runtime type of the current instance. (Inherited from Exception.) |
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
| ToString | Creates and returns a string representation of the current exception. (Inherited from Exception.) |
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.
Capabilities
If you use this API in your app, you must specify the following capabilities in the app manifest. Otherwise, your app might not work correctly or it might exit unexpectedly.
ID_CAP_NETWORKING | Windows Phone 8, Windows Phone OS 7.1 |
For more info, see App capabilities and hardware requirements for Windows Phone 8.