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HttpListenerException Class

The exception that is thrown when an error occurs processing an HTTP request.

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

public ref class HttpListenerException : public Win32Exception

This exception is thrown by the HttpListener class and its associated classes when an error occurs during initialization of the HttpListener or while creating or sending a response to an HTTP request. For example, this exception is thrown if the HttpListener attempts to register a Uniform Resource Identifier (URI) prefix that is already registered.

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

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