stevejay

public class ErrorHandlerHttpModule : IHttpModule
{
    public void Init(HttpApplication context)
    {
        context.Error += Application_Error;
    }
    
    private static void Application_Error(object sender, EventArgs e)
    {
        // Error handling code goes here.

stevejay

public void Application_Error(object sender, EventArgs e)

stevejay

filterContext.HttpContext.Response.ClearHeaders();
filterContext.HttpContext.Response.ClearContent();

stevejay

filterContext.HttpContext.Response.Clear();

stevejay

public class DerivedHandleErrorAttribute : HandleErrorAttribute
{
    public override void OnException(ExceptionContext filterContext)
    {
        base.OnException(filterContext);
        
        if (context.ExceptionHandled)
        {
            // Log filterContext.Exception in some way.
        }

stevejay

new HandleErrorAttribute
{
    View = "SomeView",
    ExceptionType = typeof (SomeException)
}

stevejay

public static void RegisterGlobalFilters(GlobalFilterCollection filters)
{
    filters.Add(new HandleErrorAttribute());
}

stevejay

Response.TrySkipIisCustomErrors = true;

stevejay

<httpErrors errorMode="Custom" existingResponse="Replace">
    <remove statusCode="500" />
    <error         
        statusCode="500"
        path="/MvcErrorHandling/Error/HttpErrors500"
        responseMode="ExecuteURL" />
</httpErrors>

stevejay

<system.webServer>
    <httpErrors errorMode="DetailedLocalOnly" existingResponse="Auto" />
    <!-- any other elements -->
</system.webServer>