ITraceWriterExtensions.Fatal Method (ITraceWriter, , String, Exception, String, array<Object )

Displays an error message in the ITraceWriterExtensions class with the specified writer, request, category and exception, message format and argument.

Namespace:  System.Web.Http.Tracing
Assembly:  System.Web.Http (in System.Web.Http.dll)


<ExtensionAttribute> _
Public Shared Sub Fatal ( _
    traceWriter As ITraceWriter, _
    request As HttpRequestMessage, _
    category As String, _
    exception As Exception, _
    messageFormat As String, _
    ParamArray messageArguments As Object() _
Dim traceWriter As ITraceWriter 
Dim request As HttpRequestMessage 
Dim category As String 
Dim exception As Exception 
Dim messageFormat As String 
Dim messageArguments As Object()

traceWriter.Fatal(request, category, _
    exception, messageFormat, messageArguments)
public static void Fatal(
    this ITraceWriter traceWriter,
    HttpRequestMessage request,
    string category,
    Exception exception,
    string messageFormat,
    params Object[] messageArguments
static void Fatal(
    ITraceWriter^ traceWriter, 
    HttpRequestMessage^ request, 
    String^ category, 
    Exception^ exception, 
    String^ messageFormat, 
    ... array<Object^>^ messageArguments
static member Fatal : 
        traceWriter:ITraceWriter * 
        request:HttpRequestMessage * 
        category:string * 
        exception:Exception * 
        messageFormat:string * 
        messageArguments:Object[] -> unit
public static function Fatal(
    traceWriter : ITraceWriter, 
    request : HttpRequestMessage, 
    category : String, 
    exception : Exception, 
    messageFormat : String, 
    ... messageArguments : Object[]


  • request
    Type: HttpRequestMessage

    The HttpRequestMessage with which to associate the trace. It may be null.

  • category
    Type: System.String

    The logical category of the trace.

  • messageArguments
    Type: array<System.Object[]

    The message argument.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type ITraceWriter. When you use instance method syntax to call this method, omit the first parameter. For more information, see or

See Also


ITraceWriterExtensions Class

Fatal Overload

System.Web.Http.Tracing Namespace