Owin WebApi service ignoring ExceptionFilter
问题 Stack, For some reason my Owin WebApi service is ignoring our custom exception handler. I'm following documentation for asp.net exception handling. Here are the simplified implementation details (scrubbed out business proprietary stuff). Can you someone point out what I'm overlooking? Custom exception filter: public class CustomExceptionFilter : ExceptionFilterAttribute { public override void OnException(HttpActionExecutedContext actionExecutedContext) { actionExecutedContext.Response